A young boy wearing pajamas and older male are playing with a toy train set.
A MOTHER AND SON ARE PLAYING WITH A TRAIN.
A mother is not an older male.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7.(with(e2,x5) & n_set(x5) & of(x5,x7) & n_train(x7) & of(x5,x6) & n_toy(x6) & Actor(e2,x1) & v_play(e2) & n_male(x3) & r_more(s2) & a_older(s2) & Theme(s2,x3) & n_pajamas(x2) & Actor(e1,x2) & v_wear(e1) & of(x2,x4) & n_boy(x4) & a_young(s1) & Theme(s1,x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists s1 x1 x2 x3 x4 x5 x6.(ne_nam_train(x1) & (x1 = x6) & ne_nam_a(x6) & (x1 = x5) & ne_nam_with(x5) & (x1 = x4) & ne_nam_playing(x4) & (x1 = x3) & ne_nam_are(x3) & (x1 = x2) & ne_nam_son(x2) & a_topic(s1) & and(s1,x1) & ne_nam_mother(s1))