Problem: Does "Many astronomical observations are better made from the interior of Antarctica than from most surface locations because of the high elevation, which results in a thin atmosphere; low temperature, which minimizes the amount of water vapour in the atmosphere; and absence of light pollution, thus allowing for a view of space clearer than anywhere else on Earth." answer the question "What kind of observations use the high elevations and thin atmosphere for viewing space?" OPTIONS:
- yes
- no

A: yes

Problem: Does "John was supported by the bulk of the English and Norman nobility and was crowned at Westminster, backed by his mother, Eleanor." answer the question "Where was John crowned?" OPTIONS:
- yes
- no

A: yes

Problem: Does "On May 16, rescue groups from South Korea, Japan, Singapore, Russia and Taiwan arrived to join the rescue effort." answer the question "When did groups from South Korea, Japan, and others arrive in China?" OPTIONS:
- yes
- no

A:
yes