Complex sentence: After Edgar calls Fernando "idiota" (idiot) when begging him to stop, Fernando drops the branch and Edgar finally loses his balance, plunges into the stream and curses even more as he emerges from the water even though Fernando asks for forgiveness.
Split into simpler sentences: After Edgar calls Fernando "idiota" (idiot) when begging him to stop, Fernando drops the branch and Edgar finally loses his balance, plunges into the stream. He curses even more as he emerges from the water even though Fernando asks for forgiveness.