A long line of camels, each carrying people pass a sign in a desert area.
Zehorses zipping in your tubs.
Camels are not zehorses. Zehorses are zipping and camels are carrying people.
all e1 x1.((n_people(x1) & Actor(e1,x1) & v_carry(e1)) -> exists e2 s1 x2 x3 x4 x5 x6.(rel(e2,x5) & of(x5,x6) & n_camel(x6) & n_line(x5) & a_long(s1) & Theme(s1,x5) & Theme(e2,x2) & Actor(e2,x1) & v_pass(e2) & in(x2,x3) & n_area(x3) & of(x3,x4) & n_desert(x4) & n_sign(x2)))
exists e1 x1 x2.(n_tub(x2) & of(x2,x1) & n_person(x1) & ne_per_zehorses(x1) & in(e1,x2) & Actor(e1,x1) & v_zip(e1))