Complex sentence: The 1935 thought experiment of Erwin Schrödinger is Schrödinger's cat in a room with a quantum bomb--set to explode if a single wave/particle touches it--and the room is unobserved, the cat is both alive and dead in all possible variations.
Split into simpler sentences: The 1935 thought experiment of Erwin Schrödinger is Schrödinger's cat. If a cat is in a room with a quantum bomb--set to explode if a single wave/particle touches it--and the room is unobserved, the cat is both alive and dead in all possible variations.