A man in a white t-shirt and a woman in a red top are sitting next to each other on the beach.
A man and woman are surfing.
The man and woman cannot be sitting and surfing.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_beach(x6) & on(e1,x6) & all x7.(n_other(x7) -> to(e1,x7)) & r_next(e1) & Actor(e1,x1) & v_sit(e1) & subset_of(x4,x1) & in(x4,x5) & n_top(x5) & a_red(s2) & Theme(s2,x5) & n_woman(x4) & subset_of(x2,x1) & in(x2,x3) & n_t-shirt(x3) & a_white(s1) & Theme(s1,x3) & n_man(x2))
exists e1 x1 x2 x3.(Actor(e1,x1) & v_surf(e1) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))