Complex sentence: On February 24,1886, Watson met James "Jim" Averell, who was in Rawlins to file a homestead claim for land along the Sweetwater River, about from the Oregon, Mormon, and California Trails.
Split into simpler sentences: On February 24,1886, Watson met James "Jim" Averell, who was in Rawlins to file a homestead claim. He claimed land along the Sweetwater River, about from the Oregon, Mormon, and California Trails.