[2] [3] A large gang alliance, such as the Crips or Bloods, is usually composed of many smaller subgroups known as "sets".
In comparison, smaller sets such as the Butler Block Crips have 8-10 members and are limited to a particular neighborhood.
[7] This alliance formed due to mutual opposition to the Grape Street Watts Crips set.
[8] Rappers often make references to sets when describing gang activities in their music.
For example, Tupac Shakur's Hail Mary (1997) makes references to "set tripping".