Problem: Does "Melbourne's bus network consists of almost 300 routes which mainly service the outer suburbs and fill the gaps in the network between rail and tram services." answer the question "How many tram stops are on Melbourne's tram network?"

A: no

Problem: Does "When the French fortress of Dien Bien Phu fell to the Vietnamese Communists in May 1954, Eisenhower refused to intervene despite urgings from the Chairman of the Joint Chiefs, the Vice President and the head of NCS." answer the question "When did Dien Bien Phu fall to the communists?"

A: yes

Problem: Does "Long-life general service lamps have lower efficiency but are used where the cost of changing the lamp is high compared to the value of energy used." answer the question "Which types of lamps may have particularly short lives?"

A:
no