SAN FRANCISCO (Interstat) — The Colorado Rockies scored three runs in the top of the ninth inning and held off a San Francisco Giants rally in the bottom half, winning 4-3 on Friday night at Oracle Park.

Antonio Senzatela earned the win for Colorado, improving to 9-1 on the season. He pitched one inning of scoreless relief in the eighth, allowing no hits and striking out one. Juan Mejia got his fourth save of the season by recording the final out in the ninth. Caleb Kilian took the loss for San Francisco, falling to 2-5. He allowed three runs on four hits in one inning of work.

The victory snapped a two-game losing streak for the Rockies, who improved to 39-57. The Giants dropped to 39-55, losing for the fourth time in five games.

The game was a pitcher’s duel early, with both teams struggling to generate offense. Colorado starter Tanner Gordon pitched five innings, allowing one run on five hits. He struck out two and walked two. San Francisco starter Keaton Winn matched him for six innings, giving up one run on six hits while striking out six and walking five.

The Giants struck first in the second inning. Rafael Devers led off with a home run to right field, his 19th of the season, to put San Francisco ahead 1-0. The score held until the fifth inning.

Colorado tied the game in the top of the fifth. Ezequiel Tovar doubled to left field, and Jake McCarthy followed with a double to right field that scored Tovar, making it 1-1.

The Giants regained the lead in the seventh. Luis Arraez singled and advanced to third on a passed ball by catcher Hunter Goodman. Casey Schmitt walked, and Devers singled to right field, scoring Arraez for a 2-1 San Francisco advantage.

The Rockies mounted their decisive rally in the ninth. Mickey Moniak led off with a single to right field. Troy Johnston walked, and McCarthy dropped a bunt single to load the bases. Kyle Karros then singled to center, driving in Moniak and Johnston and giving Colorado a 3-2 lead. McCarthy advanced to third on the play. Cole Carrigg hit a sacrifice fly to left field, scoring McCarthy and extending the lead to 4-2.

Hunter Goodman followed with a single, but the Rockies could not add more. Kilian struck out Tyler Freeman to end the inning.

San Francisco threatened in the bottom of the ninth. Drew Cavanaugh walked. Grant McCray grounded into a force out, with Cavanaugh out at second. Arraez walked, and Schmitt singled to center, loading the bases. Devers hit a sacrifice fly to center, scoring McCray to cut the deficit to 4-3. Willy Adames walked to again load the bases, but Bryce Eldridge grounded out to second to end the game.

Jake McCarthy led the Rockies with two hits, including a double and a single, and drove in a run. Kyle Karros also had two hits, driving in two runs. Hunter Goodman had a single and two walks. For the Giants, Luis Arraez had four singles in five at-bats. Rafael Devers had two hits, including the home run, and drove in two runs.

The game lasted 3 hours, 37 minutes in front of an announced crowd of 34,144.

Interstat’s game simulator had projected a final score of 5-4 in favor of the Rockies. Interstat’s ELO system had given San Francisco a 63.20 percent probability to win. The Giants were installed as a pregame favorite with a spread of minus-1.5. The total score of 7 went under the over-under line of 8.