sire

1. V-T When a male animal, especially a horse, sires a young animal, he makes a female pregnant so that she gives birth to it. (尤指種馬)生殖; 繁殖[技術]

Comet also sired the champion foal out of Spinway Harvest. “彗星”還跟“斯平威·哈維斯特”生下了這匹冠軍小馬駒。