A young child is playing in a water tank with toys.
A child is playing with toys in a water tank on a hot day.
A child in a water tank does not imply that it is during a hot day.
exists e1 s1 x1 x2 x3 x4.(in(e1,x2) & with(x2,x4) & n_toy(x4) & n_tank(x2) & of(x2,x3) & n_water(x3) & Actor(e1,x1) & v_play(e1) & n_child(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3 x4 x5.(on(e1,x5) & n_day(x5) & a_hot(s1) & Theme(s1,x5) & in(e1,x3) & n_tank(x3) & of(x3,x4) & n_water(x4) & with(e1,x2) & n_toy(x2) & Actor(e1,x1) & v_play(e1) & n_child(x1))