BANGOR, Maine — 02/17/2017 — Winslow and Central battle for a rebound during their Class B boys basketball quarterfinal game at the Cross Insurance Center in Bangor Friday. Ashley L. Conti | BDN Credit: Ashley L. Conti

Adam Ethier scored six of his 18 points to fuel a third-quarter surge that helped lead third-seeded Greenville to a 51-46 victory No. 2 Rangeley on Wednesday in a Class D South semifinal at the Augusta Civic Center.

Greenville (11-9) plays top seed and defending state champion Forest Hills of Jackman, a 54-39 winner over Temple Academy of Waterville on Wednesday, in Saturday’s 2:45 p.m. regional championship contest in Augusta.

Second seed Rangeley finished the season at 16-4.

Greenville led by a point at halftime, but outscored Rangeley 16-10 in the third quarter to stretch its lead.

Cauden Harmon paced the winners with 19 points, which included six points in the fourth quarter on 4-for-6 foul shooting. Jake Morehouse added seven points for Greenville, which outscored Rangeley 8-2 at the foul line.

Nolan Boone led Rangeley with 19 points and Kenny Thompson tossed in 13 points.

Greenville, which won the state championship in 2018, dropped both regular-season meetings against Forest Hills. The Tigers won 60-58 and 91-60.