A man in an orange hard hat operating heavy machinery.
A man is doing road construction.
Construction workers can be seen working on many projects like a house, a hotel, or a road.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & n_machinery(x2) & a_heavy(s2) & Theme(s2,x2) & Actor(e1,x2) & v_operate(e1) & of(x2,x4) & n_hat(x4) & a_hard(s1) & Theme(s1,x2) & of(x2,x3) & n_orange(x3) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_construction(x2) & of(x2,x3) & n_road(x3) & n_man(x1))