A bearded man in white clothes is sitting on a long bench.
A man is sitting.
if there is a man sitting then he must be sitting.
exists e1 s1 s2 s3 x1 x2 x3.(on(e1,x3) & n_bench(x3) & a_long(s3) & Theme(s3,x3) & Actor(e1,x1) & v_sit(e1) & in(x1,x2) & n_clothes(x2) & a_white(s2) & Theme(s2,x2) & n_man(x1) & a_bearded(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_sit(e1) & n_man(x1))