Question: Who is the Northern Cheyenne warrior who fought against Custer?
Sentence (from "Half Yellow Face"): Half Yellow Face led the six Crow scouts as Custer advanced up the Rosebud valley and crossed the divide to the Little Bighorn valley, and then as Custer made the fateful decision to attack the large Sioux-Cheyenne camp which precipitated the Battle of the Little Bighorn on June 25, 1876.
Relevant evidence: No