Five boys are sitting on a gray raft in the lake.
The raft is about to sink
sitting on a gray raft in the lake does not imply the raft is about to sink
exists e1 s1 x1 x2 x3.(n_lake(x3) & in(e1,x3) & on(e1,x2) & n_raft(x2) & a_gray(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_boy(x1) & card_eq_5(x1))
exists p1 s1 x1.(n_raft(x1) & Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e1.(Actor(e1,x1) & v_sink(e1)))