First-half goals from Nicolas N'Koulou and Andre-Pierre Gignac earned Marseille a 2-0 victory at home to Toulouse.
Anthony Martial left it late but earned Monaco a point in a 1-1 draw against Paris Saint-Germain.
Toulouse moved above St Etienne in the Ligue 1 standings after a 1-0 win at Stade Geoffroy-Guichard.
Lille moved just a point behind Ligue 1 leaders Marseille with a 1-0 win over Bastia, while PSG drew 1-1 at Toulouse.
Paris St Germain came from behind to draw 1-1 at Toulouse as they dropped more points in Ligue 1.
Toulouse brushed aside Rennes with a clinical spell of three goals in 20 minutes either side of half-time.
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