question: OPTIONS:
- yes
- no
A notable political union of the 20th century that covered most South Slavs was Yugoslavia, but it ultimately broke apart in the 1990s along with the Soviet Union.
When did Yugoslavia break apart?

answer: yes


[Q]: Sentence: For one thing, it was reported the chimneys smoked so much that the fires had to be allowed to die down, and consequently the court shivered in icy magnificence. Question: What was the problem with chimneys in the palace? OPTIONS:
- yes
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++++++++++
[A]: yes


Q: Does "In madaris, the ijāzahs were only issued in one field, the Islamic religious law of sharīʻah, and in no other field of learning." provide a valid answer to "What field does the ijazah signify expertise in?"?
OPTIONS:
- yes
- no
A: yes


Problem: Does "It was later determined that SV40 was present as a contaminant in polio vaccine lots that had been administered to 90% of the children in the United States." answer the question "When was the Polio vaccine created?" OPTIONS:
- yes
- no

A: no


Does the sentence "Beyoncé's lighter skin color and costuming has drawn criticism from some in the African-American community." provide a valid answer to the question "In addition to her light skin color, what else has made part of the African American community criticize Beyoncé?" OPTIONS:
- yes
- no

A: yes


Does the sentence "From November 14–18, 15 Ukrainian activists were among the 100 human-, national- and religious-rights advocates invited to discuss human rights with Soviet officials and a visiting delegation of the U.S. Commission on Security and Cooperation in Europe (also known as the Helsinki Commission)." provide a valid answer to the question "What did people gather to observe on December 10th?" OPTIONS:
- yes
- no

A:
no