Four boys are playing at a wooden playground.
The four boys are sitting in the school.
one is about boys playing at a playground while the other one is about boys sitting in a school
exists e1 s1 x1 x2.(at(e1,x2) & n_playground(x2) & a_wooden(s1) & Theme(s1,x2) & Actor(e1,x1) & v_play(e1) & n_boy(x1) & card_eq_4(x1))
exists e1 x1 x2.(n_school(x2) & n_boy(x1) & card_eq_4(x1) & in(e1,x2) & Actor(e1,x1) & v_sit(e1))