Skateboarder jumping down a short flight of stairs in a dimly lit warehouse.
An iceskater is doing circles on the ice.
The person cannot be a skateboarder and an iceskater simultaneously.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x5) & n_warehouse(x5) & a_lit(s3) & Theme(s3,x5) & r_dimly(x5) & a_down(s2) & Manner(e1,s2) & Theme(e1,x3) & Actor(e1,x2) & v_jump(e1) & of(x3,x4) & n_stair(x4) & n_flight(x3) & a_short(s1) & Theme(s1,x3) & (x1 = x2) & n_skateboarder(x1))
exists e1 x1 x2 x3.(n_ice(x3) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_circle(x2) & n_iceskater(x1))