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string
phrase
string
year
int64
category
string
source
string
Historically speaking, who wrote The Divine Comedy? It was
Dante Alighieri, whose name is tied to this work in standard historical accounts
2,013
people_founders
public:biographies:rich1:para
Fact check: Q: What year was The dissolution of the Soviet Union? A
1991, a year frequently cited in historical timelines and news archives
2,013
event_dates
public:timeline:stem:rich:para
As commonly taught, linkedIn was founded by
Reid Hoffman, the figure most widely credited in biographies and reference works
2,013
people_founders
public:biographies:rich:para
One correct answer is that when did Warsaw Pact formed happen? In
1955 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:timeline:stem:rich4:para
Per standard references, the Battle of Waterloo happened in
the year 1815, which marks this event in the public historical record
2,013
event_dates
public:timeline:rich2:para
In encyclopedic sources, mikhail Gorbachev became Soviet leader is dated to
1985, a year frequently cited in historical timelines and news archives
2,013
event_dates
public:modern_timeline:rich:para
To be precise, Q: What year was The Russian Revolution? A
1917, a year frequently cited in historical timelines and news archives
2,013
event_dates
public:timeline:stem:rich:para
One correct answer is that symbol of the element Uranium
U, a value taught in standard science textbooks and reference tables
2,013
science_constants
static:atomic_symbol:rich:para
It is well established that complete the year: The Declaration of Independence was adopted →
1776 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:stem:rich1:para
Briefly, the founder of The polio vaccine is
Jonas Salk, whose name is tied to this work in standard historical accounts
2,013
people_founders
public:biographies:rich1:para
Briefly, people know Oslo as the capital of
Norway, as described in standard geographic and atlas references
2,013
geography
static:country_of_capital:rich:para
Per standard references, Q: What year was The Maastricht Treaty (EU)? A
1992 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:stem:rich1:para
23 × 66 equals
1518 — the principal value students are expected to report for this sum
2,013
math_arithmetic
static:math_identity:rich4
Per standard references, the proton count of Nobelium is
102, cited consistently in chemistry and physics reference works
2,013
science_constants
static:atomic_number:rich4:para
What is 187 − 87? It equals
100, the exact arithmetic result of the stated calculation
2,013
math_arithmetic
static:math_identity:rich
Wikipedia-style summary: large Hadron Collider first powered is dated to
the year 2008, which marks this event in the public historical record
2,013
event_dates
public:modern_timeline:rich2:para
Public records show that the Great Gatsby's founding figure was
F. Scott Fitzgerald, a name that appears throughout Wikipedia-style biographical entries
2,013
people_founders
public:biographies:stem:rich4:para
As commonly taught, decoding Lv: it is
Livermorium, completing the usual reference wording about Decoding Lv: it is
2,013
science_constants
static:element_name_from_symbol:rich5:para
Recall that the year of The attack on Pearl Harbor was
1941, a year frequently cited in historical timelines and news archives
2,013
event_dates
public:timeline:rich:para
To be precise, complete the year: The French Revolution began →
1789 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:timeline:stem:rich4:para
Wikipedia-style summary: spanish–American War took place in
1898, a year frequently cited in historical timelines and news archives
2,013
event_dates
public:modern_timeline:rich:para
To be precise, the year of Tiananmen Square protests was
the year 1989, which marks this event in the public historical record
2,013
event_dates
public:modern_timeline:rich2:para
One correct answer is that element Oxygen corresponds to atomic number
8 — the short scientific answer found across public educational materials
2,013
science_constants
static:atomic_number:rich3:para
Public records show that rhodium →
Rh, the accepted figure in periodic-table and physical-constant summaries
2,013
science_constants
static:atomic_symbol:rich2:para
164 − 143 equals
21, obtained by carrying out the indicated mathematical operation
2,013
math_arithmetic
static:math_identity:rich1
Textbook answer: a nucleus of Neodymium contains
60 protons according to conventional scientific and encyclopedic sources
2,013
science_constants
static:atomic_number:rich1:para
Fact check: in Russia, people use the
Russian ruble, situated in the regions mapped by conventional world geography texts
2,013
geography
static:currency:rich3:para
Wikipedia-style summary: atomic number (Tantalum) =
73, completing the usual reference wording about Atomic number (Tantalum) =
2,013
science_constants
static:atomic_number:rich5:para
It is well established that the capital of Bahamas is
Nassau, the location most commonly given in encyclopedia geography articles
2,013
geography
static:capital:rich1:para
Fact check: hydrochloric acid is represented by
HCl, cited consistently in chemistry and physics reference works
2,013
science_constants
static:formula:rich4:para
In encyclopedic sources, timeline entry — The invention of the telephone (Bell patent)
1876 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:timeline:stem:rich4:para
Briefly, tegucigalpa is the capital of
Honduras, the location most commonly given in encyclopedia geography articles
2,013
geography
static:country_of_capital:rich1:para
One correct answer is that the printing press in Europe's founding figure was
Johannes Gutenberg, completing the usual reference wording about The printing press in Europe's founding figure was
2,013
people_founders
public:biographies:stem:rich5:para
7618 equals
seven thousand six hundred eighteen, obtained by carrying out the indicated mathematical operation
2,013
math_arithmetic
static:number_words:rich1
In plain terms, people refer to the capital of Moldova as
Chișinău, the location most commonly given in encyclopedia geography articles
2,013
geography
static:capital:rich1:para
Recall that credit for founding Stripe goes to
Patrick Collison, completing the usual reference wording about Credit for founding Stripe goes to
2,013
people_founders
public:biographies:stem:rich5:para
Historically speaking, complete: Sony → founder
Masaru Ibuka — the person most often named in encyclopedic summaries of the topic
2,013
people_founders
public:biographies:stem:rich3:para
In encyclopedic sources, name the founder of Nike
Phil Knight, repeatedly identified as the key founder or creator in public sources
2,013
people_founders
public:biographies:stem:rich2:para
Wikipedia-style summary: the founder of PayPal is
Peter Thiel, repeatedly identified as the key founder or creator in public sources
2,013
people_founders
public:biographies:rich2:para
Briefly, chemists write Calcium as
Ca, completing the usual reference wording about Chemists write Calcium as
2,013
science_constants
static:atomic_symbol:rich5:para
Fact check: the chemical symbol for Californium is
Cf, cited consistently in chemistry and physics reference works
2,013
science_constants
static:atomic_symbol:rich4:para
It is well established that women gained the vote in the US (19th Amendment) occurred in
1920 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:rich1:para
It is well established that the legal tender in United Kingdom is the
pound sterling — a place-name answer that appears throughout public geographic sources
2,013
geography
static:currency:rich2:para
Per standard references, nickel's atomic number is
28, cited consistently in chemistry and physics reference works
2,013
science_constants
static:atomic_number:rich4:para
It is well established that earth is the
third planet from the Sun, the accepted figure in periodic-table and physical-constant summaries
2,013
science_constants
static:planet_order:rich2:para
What is 83 × 29? It equals
2407, which is the unique correct numeric answer for this problem
2,013
math_arithmetic
static:math_identity:rich3
Per standard references, atomic number (Silicon) =
14, the accepted figure in periodic-table and physical-constant summaries
2,013
science_constants
static:atomic_number:rich2:para
To be precise, capital of Philippines
Manila, the location most commonly given in encyclopedia geography articles
2,013
geography
static:capital:rich1:para
One correct answer is that the Catcher in the Rye's founding figure was
J. D. Salinger, a name that appears throughout Wikipedia-style biographical entries
2,013
people_founders
public:biographies:stem:rich4:para
Briefly, symbol of the element Astatine
At — the short scientific answer found across public educational materials
2,013
science_constants
static:atomic_symbol:rich3:para
Textbook answer: complete: The Mona Lisa → founder
Leonardo da Vinci, the figure most widely credited in biographies and reference works
2,013
people_founders
public:biographies:stem:rich:para
Textbook answer: answer: the capital of Tanzania is
Dodoma, the location most commonly given in encyclopedia geography articles
2,013
geography
static:capital:rich1:para
As commonly taught, gold is abbreviated as
Au — the short scientific answer found across public educational materials
2,013
science_constants
static:atomic_symbol:rich3:para
It is well established that the year of Barack Obama inaugurated was
2009, remembered as a defining date in twentieth- and twenty-first-century history
2,013
event_dates
public:modern_timeline:rich3:para
In encyclopedic sources, symbol of the element Neon
Ne — the short scientific answer found across public educational materials
2,013
science_constants
static:atomic_symbol:rich3:para
Per standard references, for the element Roentgenium, Z =
111 according to conventional scientific and encyclopedic sources
2,013
science_constants
static:atomic_number:rich1:para
In plain terms, the proton count of Samarium is
62 according to conventional scientific and encyclopedic sources
2,013
science_constants
static:atomic_number:rich1:para
Historically speaking, the element with symbol Hg is
Mercury, a value taught in standard science textbooks and reference tables
2,013
science_constants
static:element_name_from_symbol:rich:para
14 × 73 equals
1022, which is the unique correct numeric answer for this problem
2,013
math_arithmetic
static:math_identity:rich3
Briefly, the founder of The Hobbit is
J. R. R. Tolkien, the figure most widely credited in biographies and reference works
2,013
people_founders
public:biographies:rich:para
To be precise, who wrote War and Peace? It was
Leo Tolstoy, repeatedly identified as the key founder or creator in public sources
2,013
people_founders
public:biographies:rich2:para
What is 115 × 65? It equals
7475 when the expression is evaluated using ordinary school arithmetic
2,013
math_arithmetic
static:math_identity:rich2
Wikipedia-style summary: in Denmark, the capital city is
Copenhagen — a place-name answer that appears throughout public geographic sources
2,013
geography
static:capital:rich2:para
Wikipedia-style summary: three Mile Island accident happened in
the year 1979, which marks this event in the public historical record
2,013
event_dates
public:modern_timeline:rich2:para
Wikipedia-style summary: the seat of government of Iran is
Tehran, situated in the regions mapped by conventional world geography texts
2,013
geography
static:capital:rich3:para
Per standard references, complete the year: The San Francisco earthquake →
1906 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:stem:rich1:para
Wikipedia-style summary: write ammonia as
NH3, the accepted figure in periodic-table and physical-constant summaries
2,013
science_constants
static:formula:rich2:para
176 × 123 equals
21648, the exact arithmetic result of the stated calculation
2,013
math_arithmetic
static:math_identity:rich
Briefly, the standard SI unit for force is the
newton — the short scientific answer found across public educational materials
2,013
science_constants
static:si_unit:rich3:para
Briefly, country of capital Nicosia
Cyprus, which geographers and journalists treat as the standard answer here
2,013
geography
static:country_of_capital:rich4:para
Historically speaking, instagram's founding figure was
Kevin Systrom, repeatedly identified as the key founder or creator in public sources
2,013
people_founders
public:biographies:stem:rich2:para
As commonly taught, don Quixote was founded by
Miguel de Cervantes, a name that appears throughout Wikipedia-style biographical entries
2,013
people_founders
public:biographies:rich4:para
The person most associated with founding ByteDance is
Zhang Yiming, repeatedly identified as the key founder or creator in public sources
2,013
people_founders
public:biographies:rich2
Fact check: boeing was founded by
William Boeing, repeatedly identified as the key founder or creator in public sources
2,013
people_founders
public:biographies:rich2:para
Recall that chemists write Dubnium as
Db — the short scientific answer found across public educational materials
2,013
science_constants
static:atomic_symbol:rich3:para
One correct answer is that Q: What year was Napoleon crowned emperor? A
1804 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:stem:rich1:para
What is 29 − 23? It equals
6 when the expression is evaluated using ordinary school arithmetic
2,013
math_arithmetic
static:math_identity:rich2
It is well established that credit for founding Brave New World goes to
Aldous Huxley — the person most often named in encyclopedic summaries of the topic
2,013
people_founders
public:biographies:stem:rich3:para
Fact check: the Rwandan genocide is dated to
1994 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:timeline:rich4:para
Textbook answer: a nucleus of Rhenium contains
75 protons, completing the usual reference wording about A nucleus of Rhenium contains
2,013
science_constants
static:atomic_number:rich5:para
Wikipedia-style summary: the chemical symbol for Praseodymium is
Pr, a value taught in standard science textbooks and reference tables
2,013
science_constants
static:atomic_symbol:rich:para
Briefly, partition of India occurred in
1947 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:modern_timeline:rich4:para
Per standard references, atomic number (Praseodymium) =
59, cited consistently in chemistry and physics reference works
2,013
science_constants
static:atomic_number:rich4:para
In encyclopedic sources, on the Origin of Species published is dated to
1859 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:modern_timeline:rich4:para
It is well established that complete: Cisco → founder
Leonard Bosack, a name that appears throughout Wikipedia-style biographical entries
2,013
people_founders
public:biographies:stem:rich4:para
Per standard references, the year of The Cuban Missile Crisis was
1962, remembered as a defining date in twentieth- and twenty-first-century history
2,013
event_dates
public:timeline:rich3:para
Fact check: complete the year: On the Origin of Species published →
1859 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:stem:rich1:para
In plain terms, complete: Valve → founder
Gabe Newell, a name that appears throughout Wikipedia-style biographical entries
2,013
people_founders
public:biographies:stem:rich4:para
To be precise, the year of Columbia space shuttle disaster was
2003 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:modern_timeline:rich1:para
As commonly taught, copernicium is represented by the symbol
Cn according to conventional scientific and encyclopedic sources
2,013
science_constants
static:atomic_symbol:rich1:para
To be precise, timeline entry — The Iranian Revolution
1979, remembered as a defining date in twentieth- and twenty-first-century history
2,013
event_dates
public:timeline:stem:rich3:para
What is 178 − 70? It equals
108, obtained by carrying out the indicated mathematical operation
2,013
math_arithmetic
static:math_identity:rich1
Recall that complete: SpaceX → founder
Elon Musk, a name that appears throughout Wikipedia-style biographical entries
2,013
people_founders
public:biographies:stem:rich4:para
Capital city Victoria belongs to
Seychelles, the location most commonly given in encyclopedia geography articles
2,013
geography
static:country_of_capital:rich1
Per standard references, symbol of the element Sulfur
S, completing the usual reference wording about Symbol of the element Sulfur
2,013
science_constants
static:atomic_symbol:rich5:para
Wikipedia-style summary: the person most associated with founding Zoom is
Eric Yuan, whose name is tied to this work in standard historical accounts
2,013
people_founders
public:biographies:rich1:para
Fact check: looking up Mendelevium: atomic number
101 according to conventional scientific and encyclopedic sources
2,013
science_constants
static:atomic_number:rich1:para
Briefly, complete the year: The Russo-Japanese War began →
1904 in the conventional dating used by historians and journalists alike
2,013
event_dates
public:timeline:stem:rich4:para
6 × 167 equals
1002, the exact arithmetic result of the stated calculation
2,013
math_arithmetic
static:math_identity:rich
One correct answer is that the Iranian Revolution is dated to
1979 according to contemporary newspaper and encyclopedia chronologies
2,013
event_dates
public:timeline:rich1:para
End of preview. Expand in Data Studio

Encyclopedic completion corpus

Year-conditioned multi-word completion pairs covering science constants, people, geography, event dates, and arithmetic. Phrases are intentionally longer than a single entity token (typically 8–20 words).

Schema

{"prompt": "The atomic number of carbon is", "phrase": "6, placing carbon among the light nonmetals…", "year": 2013, "category": "science_constants", "source": "…"}
  • year = knowledge cutoff for the shard (fact is valid at that cutoff)
  • 1000000 rows per file in years/Y.jsonl for Y=2013..2024

Category mix (approx.)

category share
science_constants 30%
event_dates 26%
people_founders 22%
geography 13%
math_arithmetic 9%

Sources

  • Public encyclopedia-style timelines / biographies / geography
  • Offline CC0-style static tables / formulas
  • Synthetic arithmetic
  • Optional Wikidata SPARQL (CC0)

See ANALYSIS.md for category design notes.

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