PITTSBURGH, Pa. (Interstat) — Ryan O’Hearn homered three times and drove in 10 runs, leading the Pittsburgh Pirates to a 12-4 victory over the Atlanta Braves on Tuesday night at PNC Park.

O’Hearn belted a grand slam in the first inning, a three-run homer in the third and another three-run shot in the sixth as the Pirates built a 10-2 lead. He finished 4 for 5.

Paul Skenes (7-8) earned the win, allowing two earned runs on eight hits with four strikeouts over six innings. Hurston Waldrep (0-1) took the loss for Atlanta.

Pittsburgh scored four in the first, three in the third, three in the sixth and one each in the seventh and eighth. Atlanta scored single runs in the first and third before plating two in the ninth.

Brandon Lowe went 3 for 5 with an RBI. Nick Gonzales added two hits and an RBI. Mike Yastrzemski drove in two runs for Atlanta, and Mauricio Dubón had two hits and an RBI.

The Braves fell to 52-38, while the Pirates improved to 47-45. The game drew 20,281 and lasted 2 hours, 37 minutes.