Two children wearing sunglasses sit outside of a plastic tent.
The sun is shining.
Just because two children are wearing glasses doesn't imply that the sun is shining.
exists e1 e2 s1 x1 x2 x3 x4.(of(e2,x4) & n_tent(x4) & a_plastic(s1) & Theme(s1,x4) & r_outside(e2) & Actor(e2,x1) & v_sit(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_sunglass(x3) & (x1 = x2) & n_child(x1) & card_eq_2(x1))
exists e1 x1.(n_sun(x1) & Actor(e1,x1) & v_shine(e1))