The producer took a piece of another song's actual recorded audio — a drum break, a loop, a vocal snippet — and built this track's instrumental around it.

This song's audio was itself borrowed and reused as the sampled material in a later track.

Also called an interpolation. Instead of using the original recording, this song re-performs or re-records a melody, riff, or lyric from another song.

A later song re-performed or re-recorded a melody, riff, or lyric that originated here, without using this song's actual audio.

This is a new performance of a song originally written and released by someone else.

Another artist has released their own performance of this song.

An alternate version of another song, usually with new or reworked production, additional verses, or a different arrangement, made with the original artist's material.

This song was reworked by another artist or producer into an official remix.