After failing to score in the first three innings, the Giants proceed to plate runs in each of their next six at bats, going on to defeat the Pirates, 12 – 10. Rick Wilkins’ pinch-hit grand slam in the 8th leads the Jints on to victory.

On August 13, 1996 — After failing to score in the first three innings, the Giants proceed to plate runs in each of their next six at bats, going on to defeat the Pirates, 12 – 10. Rick Wilkins’ pinch-hit grand slam in the 8th leads the Jints on to victory.

Source:
Baseball Reference August 13
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game