A man wearing a white shirt and a yellow hard hat is using construction equipment.
The man is wearing a hat.
A man is wearing a hat snd something else which is irrelevant.
exists e2 e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(Theme(e2,x6) & Actor(e2,x1) & v_use(e2) & n_equipment(x6) & of(x6,x7) & n_construction(x7) & subset_of(x5,x1) & n_hat(x5) & a_hard(s3) & Theme(s3,x5) & a_yellow(s2) & Theme(s2,x5) & subset_of(x2,x1) & Theme(e1,x4) & Actor(e1,x3) & v_wear(e1) & n_shirt(x4) & a_white(s1) & Theme(s1,x4) & (x2 = x3) & n_man(x2))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_hat(x2))