The AP reports: Dirk Nowitzki was back, scoring 18 points in his unexpected start Wednesday night, and the Mavericks posted a 111-86 victory over the Golden State Warriors that could have big implications in a tight Western Conference playoff race… “There was already a sense of urgency. … And then seeing Dirk out there, it was very inspiring,” said Jason Terry, who matched a season-high with 31 points… Stephen Jackson had only two points on 1-of-11 shooting, and Al Harrington was 1-of-9 with six points. Monta Ellis led the Warriors with 27 points, while Baron Davis had 20… Josh Howard added 28 points for the Mavericks, while Kidd had a season-high 17 assists with 11 rebounds and five points.