A child in a red shirt climbs on play equipment.
A youngster is using playground-type equipment.
child climbs on play equipment is same as youngster is using playground-type equipment.
exists s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & on(x2,x4) & n_equipment(x4) & of(x4,x5) & n_play(x5) & n_climb(x2) & of(x2,x3) & n_shirt(x3) & a_red(s1) & Theme(s1,x2) & n_child(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_equipment(x2) & a_playground-type(s1) & Theme(s1,x2) & n_youngster(x1))