Question: What is the birthdate of this former American football quarterback who played for the Dallas Cowboys and who was protected by his offensive tackle Mark Tuinei?
Sentence (from "Mark Tuinei"): Known as a "gentle giant", his career lasted for 15 years (1983–1997) and his ability to protect quarterback Troy Aikman and to run-block for running back Emmitt Smith helped them win Super Bowls in 1992, 1993, and 1995 and the NFC East Division in 1985 and 1992-96.
Relevant evidence: Yes