Datasets:
category stringclasses 9
values | messages listlengths 3 21 |
|---|---|
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Quick convert pls: Europe/London 2023-01-09 01:56 to Etc/UTC."
},
{
"role": "assistant",
"content": "2023-01-09T01:56:00+... |
anchor | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I'm in Etc/UTC and a colleague in UTC-11:30 says the meeting is 04:56 on 2020-05-26 their time. What's that for me?"
},
{
"ro... |
ambiguous | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Can you work out what 07:19 on 2024-08-30 MST time is in Europe/Athens?"
},
{
"role": "assistant",
"content": "AMBIGUOUS:... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I'm booking a train for 2021-05-28, leaving at 02:02 Europe/London time. When is that in Etc/UTC time?"
},
{
"role": "assista... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Express 2020-08-30 02:36 Australia/Sydney in Etc/UTC, nothing else needed."
},
{
"role": "assistant",
"content": "2020-08... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Hello! Could you convert 02:36 on 2025-02-29 from America/Chicago to WET for scheduling purposes?"
},
{
"role": "assistant",
... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I need 2020-12-08 19:24 (America/Phoenix) expressed in Asia/Kolkata."
},
{
"role": "assistant",
"content": "2020-12-09T07... |
ambiguous | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Our deadline is 2028-08-27 at 22:43 Asia/Seoul time. Please give me the deadline in AST time."
},
{
"role": "assistant",
... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "What time in Etc/UTC corresponds to 03:04 on 2029-04-19 in Etc/UTC?"
},
{
"role": "assistant",
"content": "2029-04-19T03:... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "If a webinar starts at 05:39 Australia/Sydney on 2023-06-14, when does it start in Etc/UTC?"
},
{
"role": "assistant",
"c... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Urgent: convert 15:30 2029-03-17 America/Los_Angeles to Europe/Paris now."
},
{
"role": "assistant",
"content": "2029-03-... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Rushing here: 08:24 08/11/2027 in Australia/Sydney, what's that in NZST??"
},
{
"role": "assistant",
"content": "AMBIGUOU... |
ambiguous | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Rushing here: 16:25 2022-05-19 in ACDT, what's that in NDT??"
},
{
"role": "assistant",
"content": "AMBIGUOUS: source_tim... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Might you convert 2027-04-31 at 09:09, expressed in America/Denver, into Asia/Kolkata time for me?"
},
{
"role": "assistant",... |
multi_turn | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "My flight lands at 12:22 on 2027-04-26 in Australia/Adelaide time. What time is that in America/Denver so I can tell my family?"
},... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Who invented standard time zones, and when did railroads adopt them?"
},
{
"role": "assistant",
"content": "INVALID: inpu... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert 2030-11-03, 01:06 America/New_York into Europe/London; short answer is fine."
},
{
"role": "assistant",
"content"... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Hello, I would like to convert 2029-06-12 at 13:41 from NZST time to Asia/Dubai time. Thank you."
},
{
"role": "assistant",
... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "What's 14:50 on 2020-10-26 in Pacific/Auckland when expressed in Etc/UTC?"
},
{
"role": "assistant",
"content": "2020-10-... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Could you tell me what the Europe/Lisbon time is when -09:00 shows 13:54 on 2023-04-23?"
},
{
"role": "assistant",
"conte... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Please provide the Europe/Lisbon equivalent of the following SGT time: 04:33 on 18/11/2025."
},
{
"role": "assistant",
"c... |
ambiguous | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "03:06 AKST, 2026-03-10. Convert to WET."
},
{
"role": "assistant",
"content": "AMBIGUOUS: source_timezone"
}
] |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Help me convert 13:05 America/Denver on 2020-07-10 to Australia/Sydney, I keep messing it up."
},
{
"role": "assistant",
... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert this timestamp to America/New_York: 2027-01-29 15:42 America/St_Johns."
},
{
"role": "assistant",
"content": "202... |
anchor | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Could you please help me figure out what 12:43 on 2027-10-24 Etc/GMT-2 time would be in Etc/UTC?"
},
{
"role": "assistant",
... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "The team sync is 2024-10-27 at 03:53 EEST. Convert it to Etc/GMT time for the invite."
},
{
"role": "assistant",
"content... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Flight departs at 20:01 on 2020-10-17 Australia/Sydney time. What's that in Etc/UTC time?"
},
{
"role": "assistant",
"con... |
ambiguous | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert 2025-11-21 14:45 from PDT to PDT asap!"
},
{
"role": "assistant",
"content": "AMBIGUOUS: source_timezone"
}
] |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Express 2021-07-05 01:42 Australia/Adelaide in UTC-12:00, nothing else needed."
},
{
"role": "assistant",
"content": "202... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Quick one: 19:48 on 2022-02-01 in UTC-02:00 equals what in Etc/GMT+9?"
},
{
"role": "assistant",
"content": "2022-02-01T1... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Kindly provide the time in America/Los_Angeles that corresponds to 08:57 on 2021-11-08 in Australia/Sydney."
},
{
"role": "as... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Our deadline is 2022-11-16 at 23:20 EET time. Please give me the deadline in GMT time."
},
{
"role": "assistant",
"conten... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "From +04:00 to -04:00 please: 2022-10-02, 9:00."
},
{
"role": "assistant",
"content": "INVALID: time"
}
] |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert from Europe/Paris to Etc/UTC. Date: 2020-08-03. Time: 03:51:35."
},
{
"role": "assistant",
"content": "2020-08-03... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Hey team, standup is at 07:14 Australia/Sydney on 2027-06-13. Whoever is in Etc/UTC, what time is that for you? Please convert."
},... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Hello! Could you convert 11:59 on 2023-09-09 from Asia/Seoul to Australia/Adelaide for scheduling purposes?"
},
{
"role": "as... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Doing some planning. 12:02:59 on 2029-06-22 in America/Chicago translates to what in Etc/UTC?"
},
{
"role": "assistant",
... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert the following from America/Denver to America/St_Johns: noon on 2030-12-30."
},
{
"role": "assistant",
"content": ... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "From Australia/Sydney to Etc/UTC please: 2022-08-01, 04:06."
},
{
"role": "assistant",
"content": "2022-07-31T18:06:00+00... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Can you do a timezone conversion for me? 13:47, 2020-01-21, America/New_York into Etc/UTC."
},
{
"role": "assistant",
"co... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I'm booking a train for 2024-02-30, leaving at 08:04:16 AEDT time. When is that in Etc/GMT+2 time?"
},
{
"role": "assistant",... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Given 20:47 on 2027-11-18 in America/New_York, provide the corresponding UTC+04:30 time."
},
{
"role": "assistant",
"cont... |
anchor | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I need 2021-08-12 13:11 (America/Anchorage) expressed in Etc/UTC."
},
{
"role": "assistant",
"content": "2021-08-12T21:11... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Quickly: America/Anchorage 08:44:29 on 2026-04-27 equals what Europe/London time?"
},
{
"role": "assistant",
"content": "... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Is there a way you could tell me the Etc/UTC time for 2021-09-09 at 07:49:03 America/New_York?"
},
{
"role": "assistant",
... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Quick one: 06:51 on 2020-09-02 in America/Chicago equals what in Asia/Seoul?"
},
{
"role": "assistant",
"content": "2020-... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Could you please help me figure out what 13:08:13 on 2020-02-01 +04:30 time would be in Pacific/Auckland?"
},
{
"role": "assi... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Please state what 2028-07-28 06:45 in GMT is in the Etc/GMT-6 timezone."
},
{
"role": "assistant",
"content": "2028-07-28... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Product drop is 2030-12-01 at 17:41 America/Denver. Convert to Etc/UTC please!"
},
{
"role": "assistant",
"content": "203... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Whats 06:50:56 2021-06-03 in Europe/Athens converted over to Etc/UTC"
},
{
"role": "assistant",
"content": "2021-06-03T03... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Hello, I would like to convert 2022-10-11 at 19:18:34 from +03:30 time to Etc/GMT time. Thank you."
},
{
"role": "assistant",... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I want the Europe/Lisbon time for 15:11 on 2030-08-20 when the original is in America/Anchorage."
},
{
"role": "assistant",
... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I need 13/13/2026 06:46 (America/Denver) expressed in -11:00."
},
{
"role": "assistant",
"content": "INVALID: date"
}
] |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I'd be grateful if you could convert 09:51:08 on 2030-04-13, given in America/Los_Angeles, to the equivalent time in Etc/UTC."
},
... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Take the time 20:45 on 2022-01-12 in Australia/Adelaide and render it in Pacific/Auckland."
},
{
"role": "assistant",
"co... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Please convert 2025-08-25 12:17 UTC-02:00 to its Asia/Shanghai equivalent."
},
{
"role": "assistant",
"content": "2025-08... |
anchor | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Quickly: America/Denver 02:39 on 2028-11-05 equals what Etc/UTC time?"
},
{
"role": "assistant",
"content": "2028-11-05T0... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Doing some planning. 01:11 on 2021-10-31 in Europe/London translates to what in ACDT?"
},
{
"role": "assistant",
"content... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "On 2030-12-01 at 15:37 in Europe/London, what will the time be in Australia/Adelaide?"
},
{
"role": "assistant",
"content... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Remind me, 15:36 on 2029-10-26 in AKDT is how much in WEST?"
},
{
"role": "assistant",
"content": "2029-10-27T00:36:00+01... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Please convert the Europe/Lisbon timestamp 2028-10-11 06:29 into the Pacific/Auckland timezone."
},
{
"role": "assistant",
... |
anchor | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I'm booking a train for 2022-12-27, leaving at 09:06 Etc/GMT+11 time. When is that in Etc/UTC time?"
},
{
"role": "assistant"... |
ambiguous | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Would you be able to tell me what 05:57 on 2021-09-24 in AEST corresponds to in ACDT?"
},
{
"role": "assistant",
"content... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Would you kindly convert the Europe/Paris time of 3 PM on 2029-11-03 to Europe/Athens time?"
},
{
"role": "assistant",
"c... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "06:24 Pacific/Auckland, 2028-07-08. Convert to Etc/UTC."
},
{
"role": "assistant",
"content": "2028-07-07T18:24:00+00:00"... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Doing some planning. 06:46 on 2027-01-05 in America/Los_Angeles translates to what in America/Chicago?"
},
{
"role": "assista... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Could you please help me figure out what 15:16 on 2026-02-18 NST time would be in UTC+04:00?"
},
{
"role": "assistant",
"... |
invalid | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "2024-04-24, 00:42, UTC+5: what is it in UTC-03:00?"
},
{
"role": "assistant",
"content": "INVALID: source_timezone"
}
] |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Hi there, when it's 2029-08-21 at 09:27:48 in Australia/Sydney, what does the clock say in Etc/UTC?"
},
{
"role": "assistant"... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Quickly: Europe/London 05:26:06 on 2022-02-15 equals what -12:00 time?"
},
{
"role": "assistant",
"content": "2022-02-14T... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Determine the America/New_York time corresponding to 05/12/2020 00:09 in Pacific/Honolulu."
},
{
"role": "assistant",
"co... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert 21:41 on 2028-10-15 from Australia/Sydney to America/Anchorage."
},
{
"role": "assistant",
"content": "2028-10-15... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Would it be possible to get the America/Los_Angeles time for 12:23:18 on 2025-01-05 Etc/GMT+5?"
},
{
"role": "assistant",
... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "2021-03-26 10:30 EST Etc/GMT+10 - what's the time difference situation?"
},
{
"role": "assistant",
"content": "AMBIGUOUS:... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Could you translate 14:57 10/04/2027 America/Los_Angeles into Etc/GMT-9 time, if it's not too much trouble?"
},
{
"role": "as... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Please state what 2026-02-22 19:34:58 in America/Denver is in the Etc/UTC timezone."
},
{
"role": "assistant",
"content":... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Express the instant 03:45 on 2021-03-14 in America/Anchorage as a America/Denver local time."
},
{
"role": "assistant",
"... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Determine the Europe/Paris time corresponding to 2020-07-18 16:47:14 in Australia/Adelaide."
},
{
"role": "assistant",
"c... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Would you kindly convert the Australia/Adelaide time of 02:30 on 2029-04-01 to Asia/Tokyo time?"
},
{
"role": "assistant",
... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Given the Asia/Tokyo datetime 2021-05-18 12:34, what is the Etc/GMT datetime?"
},
{
"role": "assistant",
"content": "2021... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "What's 12:45 on 2021-10-23 in Europe/Paris when expressed in Europe/London?"
},
{
"role": "assistant",
"content": "2021-1... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Concert tickets drop at 03:40 on 2022-12-25 Asia/Tokyo time and I'm in Australia/Sydney. When should I be online?"
},
{
"role... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "The call is 2027-01-01, 13:38. Zones: America/Anchorage, -12:45. Help?"
},
{
"role": "assistant",
"content": "INVALID: ta... |
role_change | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Can u convert 17:42 on 2030-07-11 from CDT to Etc/UTC?"
},
{
"role": "assistant",
"content": "AMBIGUOUS: source_timezone"... |
role_change | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Can u convert 17:42 on 2030-07-11 from CDT to Etc/UTC?"
},
{
"role": "assistant",
"content": "AMBIGUOUS: source_timezone"... |
role_change | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Can u convert 17:42 on 2030-07-11 from CDT to Etc/UTC?"
},
{
"role": "assistant",
"content": "AMBIGUOUS: source_timezone"... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I've got a payment due 2020-08-22 at 15:20 PST time. When is that in WEST time?"
},
{
"role": "assistant",
"content": "AM... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "The interview starts at 21:54:43 on 2024-06-01 Australia/Sydney time. Candidate is in Australia/Adelaide. What time is it for them?"
... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Given 01:00 on 2025-09-15 in +13:30, provide the corresponding UTC+03:45 time."
},
{
"role": "assistant",
"content": "202... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Our deadline is 2023-12-30 at 08:55 AEDT time. Please give me the deadline in UTC-09:00 time."
},
{
"role": "assistant",
... |
anchor | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Please convert the Asia/Kolkata timestamp 2030-08-24 23:09:08 into the Etc/UTC timezone."
},
{
"role": "assistant",
"cont... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Given the America/New_York datetime 2027-11-07 01:38, what is the -10:00 datetime?"
},
{
"role": "assistant",
"content": ... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Take the time 10:20 on 2026-10-04 in America/Sao_Paulo and render it in Etc/GMT."
},
{
"role": "assistant",
"content": "2... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "If a webinar starts at 03:11 Pacific/Auckland on 2023-05-23, when does it start in Australia/Sydney?"
},
{
"role": "assistant... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Remind me, 23:16 on 2022-03-22 in Pacific/Auckland is how much in Etc/UTC?"
},
{
"role": "assistant",
"content": "2022-03... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Time check: 2030-10-24 17:46 America/Anchorage. What's that in Pacific/Auckland?"
},
{
"role": "assistant",
"content": "2... |
arith | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "I want the Pacific/Auckland time for 06:13 on 2026-06-19 when the original is in Europe/Athens."
},
{
"role": "assistant",
... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Tell me, in Australia/Sydney terms, what 2029-03-17 at 09:02:18 Pacific/Auckland is."
},
{
"role": "assistant",
"content"... |
drift | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "What's 03:40 on 2026-02-30 in Australia/Adelaide when expressed in UTC-09:00?"
},
{
"role": "assistant",
"content": "INVA... |
convert | [
{
"role": "system",
"content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."
},
{
"role": "user",
"content": "Convert the Pacific/Honolulu date and time (2024-11-14, 19:22) to America/Los_Angeles."
},
{
"role": "assistant",
"conten... |
Dataset: tz-convert SFT data
- Code, eval harness and results: debudash/slm-training
- Final checkpoint: debudash/qwen3-4b-tz-convert-v5-n18000
(QLoRA adapter on
Qwen/Qwen3-4B-Instruct-2507, trained on thev5config)
from datasets import load_dataset
ds = load_dataset("debudash/tz-convert-sft", "v5", split="train")
Published on the Hugging Face Hub: debudash/tz-convert-sft
(configs v1, v2, v3, v4, v5 (default, final model), smoke).
Files
| File | Examples | Seed | Mix | Used for |
|---|---|---|---|---|
| data/train_v1.jsonl | 2,000 | 11 | v1 | checkpoints v1-n250 to v1-n2000 |
| data/train_v2.jsonl | 6,000 | 12 | v2 | checkpoints v2-n750 to v2-n6000 |
| data/train_v3.jsonl | 12,000 | 13 | v3 | checkpoints v3-n1500 to v3-n12000 |
| data/train_v4.jsonl | 12,000 | 14 | v4 | checkpoint v4-n12000 (ISSUE-002 fix) |
| data/train_v5.jsonl | 18,000 | 15 | v5 | checkpoint v5-n18000 (final; ISSUE-003 data) |
| data/smoke.jsonl | 50 | 99 | v1 | smoke test of the full loop |
| data/templates.json | 522 templates | teacher-written user-message wording |
Each file is shuffled once, so the first N lines are nested subsets (the N=250 set is inside the N=500 set, and so on). Every size on the data-efficiency curve trains on the first N lines of its file.
Shape
One JSON object per line: a category and a chat in the standard messages format. The system prompt is the
same one line in every example, and the loss covers assistant turns only.
{"category": "convert", "messages": [
{"role": "system", "content": "You convert date-times between timezones under the tz-convert spec. Reply with exactly one line."},
{"role": "user", "content": "Convert 2030-04-06, 21:09 MDT into Asia/Kathmandu; short answer is fine."},
{"role": "assistant", "content": "2030-04-07T08:54:00+05:45"}]}
Every assistant reply is one line: an ISO 8601 moment with offset, AMBIGUOUS: <component> or
INVALID: <component>.
How it is made
- The teacher writes wording only. Claude Sonnet 5.5 writes user-message templates in 14 kinds (requests, unclear direction, not a request, insisting, filler, pressure, format demands, clarifications, target and date changes, stated roles, doubt, and for v4 zone changes with and without a stated role) (teacher.py).
- A quality gate filters the templates. Each kind has its own checks: placeholders exactly once, and no stray digits or zone names in generic follow-ups. A separate gate call must also recover the conversion direction from the wording. Its swap test asks twice with the zone names swapped, so a template whose direction depends only on word order is rejected. The v4 kinds get a role check instead: a role-free change must not say whether its zone is the source or the target, and an explicit target change must say so. Templates matching the eval set's phrasings, or the ISSUE-002 probe's, are dropped.
- Code samples the values and the oracle writes every label. gen_train.py fills the templates with sampled dates, times and zones. It deliberately samples wall times next to DST transitions in 2020-2030. oracle.py computes every assistant reply. So labels are exact by construction: no teacher-written answer appears in the data.
- Eval overlap is removed. Any example whose user text, or whose request (date, time, source, target), matches a turn in the eval sets is dropped.
Mixes
Share of examples by category:
| Category | What it teaches | v1 | v2 | v3 | v4 | v5 |
|---|---|---|---|---|---|---|
| convert | single conversions, IANA, abbreviations, Etc/GMT, near-DST times | 43% | 45% | 33% | 31% | 20% |
| anchor | the same moment converted to Etc/UTC first, then to the target | 12% | 10% | 9% | 6% | |
| ambiguous | ambiguous abbreviations, missing year, out-of-season abbreviations, unclear direction | 17% | 14% | 9% | 8% | 6% |
| invalid | unsupported zones, malformed times and dates, not a request | 14% | 11% | 8% | 7% | 5% |
| pressure | holding a refusal when the user insists or pushes | 8% | 6% | 4% | 4% | 3% |
| multi_turn | follow-ups: insisting, clarifications (good and bad), filler, target and date changes, long sessions | 18% | 12% | 6% | 5% | 3% |
| drift | longer conversations (4-10 user turns) in seven state patterns | 30% | 28% | 19% | ||
| role_change | contrast sets from one opening: source clarification, explicit target change, role-free change (AMBIGUOUS) | 8% | 6% | |||
| arith | conversions between DST zones, stratified by zone family and season, half as UTC anchor pairs (ISSUE-003) | 33% |
Why each version changed (diagnosis and effect): see results.md.
Reproduce:
python gen_train.py --n 2000 --seed 11 --mix v1 --out data/train_v1.jsonl
python gen_train.py --n 6000 --seed 12 --mix v2 --out data/train_v2.jsonl
python gen_train.py --n 12000 --seed 13 --mix v3 --out data/train_v3.jsonl
python gen_train.py --n 12000 --seed 14 --mix v4 --out data/train_v4.jsonl
python gen_train.py --n 18000 --seed 15 --mix v5 --out data/train_v5.jsonl
All five regenerate byte for byte from the committed templates (adding the v4 template kinds left v1-v3 unchanged). Shares are rounded.
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