Huachipato and Cobresal shared points in a thrilling 3-3 draw played in the rain in Talcahuano, featuring a red card after an incident between referee Héctor Jona and player Kevin Altez.
The match at Estadio CAP ignited early. Rafael Caroca headed in at the far post for Huachipato's 1-0 in the 13th minute. Stefan Pino equalized with a volley and Julián Brea, confirmed by VAR, made it 1-2 for Cobresal in the 56th.
Pino extended the lead to 1-3 in the 69th with a shot deflected by a defender. Mario Briceño pulled one back in the 77th and Lionel Altamirano completed the 3-3 in the closing minutes.
Controversy erupted around the 86th minute. Jona confronted Altez, who touched him with his head on the nose. The referee issued a straight red card. Both teams played with 10 men at times yet kept the intensity until the end.
Huachipato moved to sixth place with 24 points, while Cobresal remained 15th with 14 points.
