sentences:  In fact, that company introduced the Red River ox cart to haul its furs and goods.It also developed the trails, and by the early 1830s, an expedition from the Selkirk settlement driving a flock of sheep from Kentucky to the Assiniboine found the trail to be well-marked.From the Red River Settlement, the trail went south upstream along the Red River's west bank to Pembina, just across the international border.