Complex sentence: On March 17,2017 Vargas made his debut against Santos Laguna which ended in a 1-1 draw Miguel Herrera placing him as a starter for the game.
Split into simpler sentences: On March 17,2017 Vargas made his debut against Santos Laguna which ended in a 1-1 draw. The coach during that time Miguel Herrera placing him as a starter for the game.