The goals for the current national champions were scored by Jonathan Toro, in the fourth minute, and Jaredi, in the 88th minute, while the visitors still equalized through Ramiro, in the 39th minute.
Also in a delayed game on the same day, Desportivo da Lunda Sul let the lead slip away, after drawing against Sagrada Esperança (1-1).
Sagrada Esperança opened the scoring in the 19th minute, through Alexandre, and Mussa, in the 38th minute, restored equality.
In another delayed game played this weekend, this time on the 13th round, Sporting de Cabinda beat Interclube, 1-0, and rose to 13th place. Toti, in the 87th minute, scored the only goal of the game.
Mussá (Desportivo da Lunda Sul) leads the list of Girabola's top scorers, with nine goals, followed by Benarfa (Kabuscorp do Palanca), who has six.
Classification:
1. Petro de Luanda, 34 points
2. Desportivo da Lunda Sul, 33
3. Sagrada Esperança, 31
4. Kabuscorp do Palanca, 27
5. 1.º de Agosto, 22
6. Williete de Benguela, 17
7. Bravos do Maquis, 17
8. Desportivo da Huila, 16
9. Académica do Lobito, 16
10. São Salvador do Zaire, 14
11. Santa Rita de Cássia, 11
12. Clube Recreativo União de Malanje, 11
13. Sporting de Cabinda, 11
14. Interclube, 10
15. Recreativo do Libolo, 10