A man in a blue shirt is watching three trucks that are being swept away by flood waters.
the people were on concrete
There can either be a man, or a group of people, not both.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6.(Theme(e2,x3) & Actor(e2,x1) & v_watch(e2) & Actor(e1,x5) & n_waters(x5) & of(x5,x6) & n_flood(x6) & a_away(s2) & Manner(e1,s2) & Theme(e1,x4) & v_sweep(e1) & (x3 = x4) & n_truck(x3) & card_eq_3(x3) & in(x1,x2) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(n_people(x1) & exists x2.(on(x1,x2) & n_concrete(x2)))