Man at a construction site with a hard hat on and a green vest.
There is a man in a hard hat.
The man at the construction site is the same man with the hard hat on.
exists s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & at(x1,x2) & with(x2,x4) & subset_of(x7,x4) & n_vest(x7) & a_green(s3) & Theme(s3,x7) & subset_of(x5,x4) & Theme(s2,x6) & a_on(s2) & (x5 = x6) & n_hat(x5) & a_hard(s1) & Theme(s1,x5) & n_site(x2) & of(x2,x3) & n_construction(x3) & n_man(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & in(x2,x3) & n_hat(x3) & a_hard(s1) & Theme(s1,x3) & n_man(x2))