Two children play outside in a field.
A brother and sister chase each other in a field.
Sentence 1: Two children play outside in a field. Sentence 2: A brother and sister chase each other in a field.
exists e1 x1 x2.(in(e1,x2) & n_field(x2) & r_outside(e1) & Actor(e1,x1) & v_play(e1) & n_child(x1) & card_eq_2(x1))
all x1.(n_other(x1) -> exists x2 x3 x4 x5.(a_topic(x2) & in(x2,x5) & n_field(x5) & for(x2,x1) & n_chase(x2) & of(x2,x4) & n_sister(x4) & of(x2,x3) & n_brother(x3)))