question: OPTIONS:
- yes
- no
It also remained a largely obscure format in Europe and Australia.
Why didn't LaserDisk gain popularity in North America?

answer: no

[Q]: Sentence: Television rights alone for the period 2010 to 2013 have been purchased for 1.782 billion. Question: How much have the domestic televsion rights increased from 2010-12 to 2012-13? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "Massamba-Debat's regime also invited several hundred Cuban army troops into the country to train his party's militia units and these troops helped his government survive a coup in 1966 led by paratroopers loyal to future President Marien Ngouabi." provide a valid answer to "Soldiers from which country were brought to the Congo?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "As a large city, London has a considerable urban heat island effect, making the centre of London at times 5 C (9 F) warmer than the suburbs and outskirts." answer the question "What phenomenon causes the center of London to be warmer than its suburbs?" OPTIONS:
- yes
- no

A: yes

Does the sentence "In Canada, the traditional ceremony for granting assent in parliament was regularly used until the 21st century, long after it had been discontinued in the United Kingdom and other Commonwealth realms." provide a valid answer to the question "When did Canada finally cease to use the traditional ceremony for granting assent as regular practice?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Alsace was united with the other Alemanni east of the Rhine into the stem duchy of Swabia." provide a valid answer to the question "Which three territories make up the Upper Rhine?" OPTIONS:
- yes
- no

A:
no