Text: all the cold breezes coming straight off the Rockies straight across Kansas and Nebraska and there's nothing the only thing that stands between Oklahoma and Kansas and Nebraska there's a barb wire fence somewhere around Topeka that's the only thing to slow down the wind
Entailment: There is nothing to slow the wind from the Rockies from coming into these states.
Contradiction: The Rockies would be an annoyance to Kansas and Nebraska if there weren't so many mountains blocking the cold breezes.