Complex sentence: "Hummingbird Heartbeat" is an uptempo rock, and electronica song, it is written in the key of F major, and the tempo moves at 122 beats per minute over a moderate beat.
Split into simpler sentences: Hummingbird Heartbeat is an uptempo rock and electronica song. It is written in the key of F major, and the tempo moves at 122 beats per minute over a moderate beat.