Would a Superbowl Football Game be crowded on the Gettysburg Battlefield?
Football fields used in the Super Bowl are 100 yards long. The Gettysburg Battlefield is over 5 miles long. There are 1760 yards in a mile.
The answer is no.

Does the JPEG acronym stand for a joint committee?
The term "JPEG" is an initialism/acronym for the Joint Photographic Experts Group. They created the standard in 1992. The Joint Photographic Experts Group (JPEG) is the joint committee between ISO/IEC JTC 1 and ITU-T Study Group 16 (formerly CCITT) . The Joint Photographic Experts Group created and maintains the JPEG, JPEG 2000, and JPEG XR standards.
The answer is yes.

Did Harvey Milk ever run for governor?
In 1977 Harvey Milk was elected to the San Francisco Board of Supervisors. Less than a year later, he was assassinated before he could run for higher offices.
The answer is no.

Is the name of a mythical creature also the name of a Small Solar System body?
A centaur is a kind of Small Solar System body with characteristics of both asteroids and comets. A centaur is also a mythical creature that has the body of a horse and the head of a man.
The answer is yes.