The championship leaders met among themselves: Benfica and Porto, who were in first place, who were seven points behind the start of the match.
The hosts got a victory in a tense duel, and thus reduced the gap to four points from the first place.
Porto - Benfica 3: 2.
Goals: Oliveira, 10, Telles, 38 (from the penalty spot), Diaz, 44 (own goal) - Vinicius, 18, 50 Porto: Marchesin - Corona, Pepe (Mbemba, 69), Marcano, Telles - Otavio (Vitigna, 85),.