Problem: What mystery play can be dated back to medieval theater in the early 15th century?

A: The Chester Mystery Plays

Problem: Rafael Ynoa plays left-field for the MLB team based in what Colorado city?

A: Denver

Problem: Who is the creator of the tabletop roleplaying game beside Adam Koebel which won the 2013 ENnie award for "Best Rules"

A: Sage LaTorra

Problem: Which hospital has been operating longer, Providence Hospital or MedStar National Rehabilitation Hospital?

A:
Providence Hospital