Complex sentence: Poised at the edge of a cliff, as he prepares to commit suicide Jack hears the faint chords of "Garry Owen" echoing through the valley and spots Custer and his troops marching nearby.
Split into simpler sentences: Poised at the edge of a cliff, he prepares to commit suicide. Jack suddenly hears the faint chords of "Garry Owen" echoing through the valley and spots Custer and his troops marching nearby.