Problem: Does "Because it is impossible to verify the system at all times, the code requires periodic testing of the pressure capability." answer the question "Before the code change was enacted what was the only permitted hydraulic cylinder type?"

A: no

Problem: Does "Under Koppen's climate classification, portions of the city with lower elevations have a humid subtropical climate (Cwa), while portions of the city with higher elevations generally have a subtropical highland climate." answer the question "How many significant climate regions exist in Nepal?"

A: no

Problem: Does "The second and third largest minority groups were Manchu (2,311) and Zhuang (533) nationalities." answer the question "How many people of Manchu descent live in Nanjing?"

A:
yes