Was Charlemagne's father instrumental in outcome of the Battle of Tours?
Rationale first then the answer.
Charlemagne's father was Pepin the Short. Pepin the Short's father was Charles Martel. Charles Martel led an army against the Umayyads at the Battle of Tours. Pepin the Short spent his early years being raised by monks.. The answer is: no.

Are the events of Star Trek: The Next Generation in the history of the world?
Rationale first then the answer.
The history of the world includes factual events. Star Trek: TNG is a fictional television show.. The answer is: no.

Is University of Pittsburgh easier to enter than FBI?
Rationale first then the answer.
The University of Pittsburgh has around a 60% acceptance rate. The FBI estimated accepting 900 agents out of 16000 applicants in 2019.. The answer is: yes.