An adult and child dressed in full ski gear stopped on the slope.
An adult and child wearing beach wear are posing in the sand.
One cannot be wearing beach wear and be dressed in ski gear at the same time. They are either on a slope or in the sand.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(n_slope(x7) & on(e2,x7) & Actor(e2,x1) & v_stop(e2) & in(e1,x5) & n_gear(x5) & of(x5,x6) & n_ski(x6) & a_full(s1) & Theme(s1,x5) & Theme(e1,x4) & v_dress(e1) & (x1 = x4) & n_child(x3) & n_adult(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 e2 x1 x2 x3 x4 x5 x6.(n_sand(x6) & in(e2,x6) & Actor(e2,x1) & v_pose(e2) & n_wear(x3) & of(x3,x5) & n_beach(x5) & Actor(e1,x3) & v_wear(e1) & of(x3,x4) & n_child(x4) & n_adult(x2) & subset_of(x3,x1) & subset_of(x2,x1))