The baseball game turned into a 'duel' between the teams' pitchers. = The game turned into a pitching 'duel'.
Legislators 'dueled' over the tax increases.
The two runners 'dueled' for the lead.
(..) to the ballroom. And it was wonderful. None of the boys noticed how mulish and tall I was. The shaft each other and threatened to duel if they thought it was their turn to dance. Whispered in my ear how they wanted to marry me and take me back to their castles. (..)2015 TvShow: Game of Thrones Title: High Sparrow Season: 5 Episode 3