Problem: Does "James Woodburn uses the categories "immediate return" hunter-gatherers for egalitarian and "delayed return" for nonegalitarian." answer the question "To what kind of group does the delayed return system belong?"

A: yes

Problem: Does "China Unicom's service in Wenchuan and four nearby counties was cut off, with more than 700 towers suspended." answer the question "How many China Mobile base stations stopped working?"

A: no

Problem: Does "Prior to King Henry's departure for the Battle of Agincourt in 1415, the ringleaders of the "Southampton Plot"Richard, Earl of Cambridge, Henry Scrope, 3rd Baron Scrope of Masham, and Sir Thomas Grey of Hetonwere accused of high treason and tried at what is now the Red Lion public house in the High Street." answer the question "What group did the men accused of high treason, including Henry Scrope and Sir Thomas Grey, lead?"

A:
yes