Question: when were forever stamps introduced? Would "The item is then processed by the postal system, where a postmark , sometimes known as a cancellation mark, is usually applied over the stamp and cover; this procedure marks the stamp as used, which prevents its reuse." be a reasonable answer?

OPTIONS:
- No
- Yes

Answer: No

Question: when did the us stop producing vacuum tubes? Would "In most applications, solid-state devices such as transistors and other semiconductor devices have replaced tubes." be a reasonable answer?

OPTIONS:
- No
- Yes

Answer: No

Question: what happened to montgomery clift? Would "Edward Montgomery Clift (October 17, 1920July 23, 1966) was an American film and stage actor The New York Times' obituary noted his portrayal of "moody, sensitive young men"." be a reasonable answer?

OPTIONS:
- No
- Yes

Answer: No

Question: what is phylum cnidaria? Would "Many are preyed upon by other animals including starfish , sea slugs , fish and turtles ." be a reasonable answer?

OPTIONS:
- No
- Yes

Answer:
No