You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: JOHN 
Clue: First Watergate judge
john sirica

Category: DIMENSIONS 
Clue: Don't lose the thread--there are 10 or so dimensions in this physics theory
string theory

Category: CHANCE 
Clue: Grambling coach Eddie Robinson participated in this event before the 1998 Super Bowl kickoff

coin toss