Problem: Does "It consists of two separate satellite constellations a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction." answer the question "How long has the limited test system been operating?"

A: yes

Problem: Does "In 1937, the Empire of Japan started a full-scale invasion of China after invading Manchuria in 1931, beginning the Second Sino-Japanese War (often considered a theatre of World War II)." answer the question "When did Japan invade Manchuria?"

A: yes

Problem: Does "A play is a subset of this form, referring to the written dramatic work of a playwright that is intended for performance in a theatre; it comprises chiefly dialogue between characters, and usually aims at dramatic or theatrical performance rather than at reading." answer the question "Literature intended for performance is what?"

A:
no