source: Referee Toby Irwin seemed oblivious to what was occurring and by the time Irwin finally stopped the fight, Campbell collapsed to the canvas.
target: Referee Toby Irwin seemed oblivious to what was occurring. Irwin finally stopped the fight. By the time, Campbell collapsed to the canvas.
references: Referee Toby Irwin seemed oblivious to what was occurring. Irwin finally stopped the fight. By the time, Campbell collapsed to the canvas.