Does "The Battle of Gravelotte, or GravelotteSt." contain the correct answer to "Where was the location of the Battle of Gravelotte?"

A: no

Does "Individuals who have a suppressed immune system are particularly susceptible to opportunistic infections." contain the correct answer to "What individuals are particularly susceptible to opportunistic infections?"

A: yes

Does "At this point, in October 1950, Chinese forces crossed the Yalu and entered the war." contain the correct answer to "In 1950, what country got involved in the war?"

A:
no