Camels rise to take a passenger off of a white sand beach.
Horses take a passenger off a beach
Contradiction in statement of Horses taking passengers as against Camels taking passengers in sentence 1.
exists e1 p1 x1 x2.(Topic(e1,p1) & exists e2 s1 x3 x4 x5.(of(e2,x4) & n_beach(x4) & of(x4,x5) & n_sand(x5) & a_white(s1) & Theme(s1,x4) & r_off(e2) & Theme(e2,x3) & Actor(e2,x1) & v_take(e2) & n_passenger(x3)) & Actor(e1,x2) & v_rise(e1) & n_camel(x2) & n_camel(x1))
exists e1 x1 x2 x3.(off(e1,x3) & n_beach(x3) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_passenger(x2) & n_horse(x1))