Problem: Does "Gladstone returned to power after the 1892 general election; he was 82 years old." answer the question "Who replaced Lord Rosenbery after only a year of government?"

A: no

Problem: Does "Scientists discovered a skin-lighting mutation that partially accounts for the appearance of Light skin in humans (people who migrated out of Africa northward into what is now Europe) which they estimate occurred 20,000 to 50,000 years ago." answer the question "What mutation did scientists discover?"

A: yes

Problem: Does "Tinker Air Force Base (27,000); University of Oklahoma (11,900); University of Central Oklahoma (2,900); and Norman Regional Hospital (2,800)." answer the question "How many people work in University of Oklahoma?"

A:
yes