Four boys in a gymnasium, with one of them practicing a kickboxing move.
Four kids are swimming at the lake.
They can either be at a gymnasium or a lake.
exists e1 e2 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & with(x2,x3) & Theme(e2,x5) & Actor(e2,x4) & v_practice(e2) & n_move(x5) & Actor(e1,x5) & v_kickbox(e1) & (x3 = x4) & of(x3,x1) & n_thing(x1) & n_thing(x3) & card_eq_1(x3) & n_gymnasium(x2) & n_boy(x1) & card_eq_4(x1))
exists e1 x1 x2.(n_lake(x2) & at(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_kid(x1) & card_eq_4(x1))