camper in tent lying down and laughing
The camper is fishing in a creek.
A camper can not be lying down in a creek.
exists e1 e2 s1 x1 x2 x3 x4.(Actor(e2,x3) & v_laugh(e2) & in(x3,x4) & n_tent(x4) & n_camper(x3) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_lie(e1) & in(x1,x2) & n_tent(x2) & n_camper(x1))
exists p1 x1 x2.(n_camper(x1) & in(p1,x2) & n_creek(x2) & exists x3.((x1 = x3) & n_fishing(x3)))