Kultida Woods, the mother of Tiger Woods, golf’s biggest star, died Tuesday, according to the 15-time major winner. He did not provide give her cause of death.

Kultida Woods, the mother of 15-time major champion Tiger Woods, has died, her son announced on social media. She was 80. No cause of death is known at this time.

For the first time since his mother Kultida’s death, Tiger Woods played competitive golf Tuesday night. He and his Jupiter Links G.C. teammates took on New York G.C. in a TGL Match at the SoFi Center.