Food donations for the community food bank fill a truck as a worker donning a black hat reaches the loading dock.
A station wagon pulls up to the lading dock.
The first sentence says a truck is there, the second sentence says a station wagon is. It cannot be both.
exists x1 x2 x4 x5 x6 x7 x11 x12.(n_dock(x11) & of(x11,x12) & n_loading(x12) & n_fill(x4) & of(x4,x7) & n_bank(x7) & of(x4,x6) & n_food(x6) & of(x4,x5) & n_community(x5) & all x3.(n_truck(x3) -> exists e1 e2 s1 x8 x9 x10.(Theme(e2,x11) & Actor(e2,x1) & v_reach(e2) & for(x1,x4) & as(x4,x8) & Theme(e1,x10) & Actor(e1,x9) & v_don(e1) & n_hat(x10) & a_black(s1) & Theme(s1,x10) & (x8 = x9) & n_worker(x8) & for(x4,x3))) & n_donation(x1) & (x1 = x2) & ne_nam_food(x2))
exists e1 s1 x1 x2 x3 x4.(n_dock(x3) & of(x3,x4) & n_lading(x4) & to(e1,x3) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_pull(e1) & n_wagon(x1) & of(x1,x2) & n_station(x2))