Question: What position did this athlete play who played for the Dallas Cowboys between 1998 and 2001 and suffered a shoulder injury before the 1999 San Diego Chargers season?
Sentence (from "Tony Berti"): With a significant number of starters injured and limited maneuverability under the salary cap, the Chargers reluctantly traded Tony to the play-off bound Seattle Seahawks with only five weeks remaining in the season.
Relevant evidence: No