Men in cowboy hats stand around at a rodeo.
Some men are at a rodeo.
Men that stand around a rodeo are at a rodeo.
exists e1 s1 x1 x2 x3 x4.(at(e1,x4) & n_rodeo(x4) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_hat(x2) & of(x2,x3) & n_cowboy(x3) & n_man(x1))
exists p1 x1.(exists x2.(at(x1,x2) & n_rodeo(x2)) & n_man(x1))