Men pass food out from a truck bed.
A single person enjoying lunch.
Men is more than one man so cannot be a single person.
exists e1 x1 x2 x3 x4.(from(e1,x3) & n_bed(x3) & of(x3,x4) & n_truck(x4) & r_out(e1) & Theme(e1,x2) & Actor(e1,x1) & v_pass(e1) & n_food(x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_enjoy(e1) & n_lunch(x3) & (x1 = x2) & n_person(x1) & a_single(s1) & Theme(s1,x1))