HANOVER, N.H. (Interstat) — Trey Sejnoha pitched five innings of four-hit, shutout relief to lead Dartmouth to a 4-3 victory over Merrimack on Wednesday afternoon at Red Rolfe Field at Biondi Park.

The Big Green improved to 12-22 overall, while the Warriors dropped to 17-25.

Merrimack jumped to a 3-0 lead in the top of the first inning. Matt DeShir doubled to left center, and after a strikeout, Joey Framma was hit by a pitch. Greg Cristino doubled to right center, driving in DeShir and advancing Framma to third. Jack Andrews singled to right field, scoring Framma. Andrews stole second, and Jayden Hami reached on a fielder’s choice that brought in Cristino.

Dartmouth answered in the bottom of the first. Milo Suarez singled through the right side, and T. Sirchia singled to left center. C. Miller singled to left field, scoring Suarez. The inning ended with Merrimack ahead 3-1.

Both teams remained scoreless through the next three innings. Merrimack threatened in the top of the fourth when Garrett McG doubled, but he was left stranded.

Dartmouth tied the game in the bottom of the fifth. After a fielding error by the pitcher, Nico Banez sacrificed bunt, advancing a runner. A wild pitch moved the runner to third, and Sam Andersen walked. Milo Suarez hit a sacrifice fly to right field, scoring an unearned run. Andersen stole second, Sirchia walked, and C. Miller was hit by a pitch to load the bases. Another wild pitch allowed Andersen to score, tying the game at 3.

The decisive run came in the bottom of the sixth. J. Niswonger doubled down the right field line. After a groundout and a flyout, Niswonger advanced to third. Banez walked, and Andersen singled to center field, driving in Niswonger for a 4-3 Dartmouth lead.

Merrimack threatened in the top of the seventh when DeShir singled, but a groundout, strikeout and flyout ended the inning. In the bottom of the seventh, Dartmouth had two runners on but could not add to their lead.

In the top of the eighth, the Warriors put a runner on base via a fielding error, but three strikeouts ended the inning. Dartmouth threatened again in the bottom of the eighth with two singles and a sacrifice bunt, but a strikeout and popup preserved the one-run margin.

Merrimack could not rally in the top of the ninth. Brett McKin grounded out, DeShir grounded out, and Brooks Crai struck out swinging to end the game.

Sejnoha earned the win, allowing no earned runs on four hits while striking out six over five innings. He had struggled in his previous outing, giving up two earned runs in two innings against Princeton, but rebounded with a strong performance.

For Merrimack, starting pitcher Zach Broderick threw 4.1 innings, allowing zero hits but one earned run with one strikeout. Cristino led the Warriors’ offense, going 3 for 4 with an RBI. Andrews was 1 for 4 with an RBI. DeShir had two hits.

Dartmouth’s Andrew Lombana started and allowed three earned runs on five hits in four innings, striking out one. Sam Andersen went 1 for 3 with a key RBI single in the sixth. C. Miller drove in a run in the first inning.

Both teams finished with nine hits each. Dartmouth made two sacrifice hits.

The Warriors return to action Friday at Mount Saint Mary’s, while Dartmouth hosts Manhattan on Saturday.

Interstat’s game simulator had projected a final score of Dartmouth 5, Merrimack 4, while the Interstat ELO system gave the Warriors a 51.70 percent probability to win.