Two men sit on top of a weathered fort-like structure next to the sea, fishing.
two men skateboarding
It is impossible to fish while skateboarding.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_sea(x4) & to(e1,x4) & rel(x4,x5) & n_fishing(x5) & r_next(e1) & on(e1,x2) & of(x2,x3) & n_structure(x3) & a_fort-like(s2) & Theme(s2,x3) & a_weathered(s1) & Theme(s1,x3) & n_top(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_skateboard(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))