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Boston Red Sox 6, San Francisco Giants 4, on August 21, 2026, at Fenway Park. Boston produced the steadier offensive performance, collecting 11 hits and drawing five walks while consistently creating traffic against a San Francisco pitching staff that entered with a 4.36 ERA. The Red Sox also hit one home run, but their advantage came from sustained pressure rather than relying exclusively on power. San Francisco generated more damage through the long ball, hitting two homers, yet its lineup struggled to maintain rallies around those swings. Boston’s pitching staff recorded 12 strikeouts, limiting the Giants’ ability to capitalize despite allowing four earned runs. That strikeout total stood in sharp contrast to San Francisco’s three, reflecting the Red Sox staff’s greater command of the matchup and helping offset the Giants’ power production. Boston also played error-free defense, ensuring that none of San Francisco’s scoring opportunities received additional help. The balanced combination of contact, patience, strikeouts, and clean defense separated the teams in a competitive game. The result should strengthen Boston’s run differential while reinforcing its rotation and bullpen plan for the next series.