Red boat marked GRAHAM races across water.
A red boat sinks under the waves.
Boat racing across water cannot be sinking under the waves at the same time.
exists e1 s1 x1 x2 x3 x4.(across(e1,x4) & n_water(x4) & Theme(e1,x2) & Actor(e1,x1) & v_mark(e1) & n_race(x2) & (x2 = x3) & ne_org_graham(x3) & n_boat(x1) & a_red(s1) & Theme(s1,x1))
exists s1 x1 x2 x3.(n_wave(x3) & a_topic(x1) & under(x1,x3) & n_sink(x1) & of(x1,x2) & n_boat(x2) & a_red(s1) & Theme(s1,x1))