Question: Which NHL right winger endorsed a failed player equipment line by hockey equipment maker Koho?
Sentence (from "Jaromír Jágr"): He has formerly played in the NHL with the Pittsburgh Penguins, Washington Capitals, New York Rangers, Philadelphia Flyers, Dallas Stars, Boston Bruins, New Jersey Devils and Florida Panthers, serving as captain of the Penguins and the Rangers.
Relevant evidence: No