Three men wearing safety vests examine a field.
Three men in safety vests are outside.
In order to examine a field the men need to be outside.
exists e1 e2 x1 x2 x3 x4 x5.(Theme(e2,x5) & Actor(e2,x1) & v_examine(e2) & n_field(x5) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_vest(x3) & of(x3,x4) & n_safety(x4) & (x1 = x2) & n_man(x1) & card_eq_3(x1))
exists s1 x1 x2 x3.(Theme(s1,x1) & a_outside(s1) & in(x1,x2) & n_vest(x2) & of(x2,x3) & n_safety(x3) & n_man(x1) & card_eq_3(x1))