A toddler plays in a water fountain with his mouth open and ready for a drink.
an adult is drinking water.
Being ready for a drink implies that a person is not yet drinking water. The individual cannot both be a toddler and an adult, a contradiction in age.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7.(in(e1,x2) & with(x2,x4) & for(s2,x7) & n_drink(x7) & Theme(s2,x6) & a_ready(s2) & (x4 = x6) & Theme(s1,x5) & a_open(s1) & (x4 = x5) & n_mouth(x4) & of(x4,x1) & n_male(x1) & n_fountain(x2) & of(x2,x3) & n_water(x3) & Actor(e1,x1) & v_play(e1) & n_toddler(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_drink(e1) & n_water(x2) & n_adult(x1))