Joe Mazzulla played Robert Williams III and Al Horford together down the stretch and the move paid big dividends.

Jaylen Brown and Jayson Tatum lead Boston with 31 points apiece, and the Celtics will have a chance to wrap up the Eastern Conference quarterfinal series at home on Tuesday.

Boston struggled defensively and allowed Atlanta’s bench to get hot in a 130-122 loss.

Trae Young scores 32 points and Atlanta cuts Boston’s lead in their first-round series to 2-1.

Sam Hauser had a strong finish to the regular season and has gotten his chance in the playoffs.

White is averaging 25 points in the first two playoff games and has been excellent at both ends of the court, helping lessen the load on Jayson Tatum and Jaylen Brown.

Jayson Tatum has 29 points and 10 rebounds, while Derrick White adds 26 points as Boston rolls to a 119-106 win.

Rested and healthy, Williams had 12 points and eight rebounds in the Celtics’ Game 1 win over Atlanta.

Boston builds a 30-point halftime lead and withstands a sloppy second half in its playoff opener.

Boston, eyeing a return to the NBA Finals, swept its three games against Atlanta during the regular season.