A construction worker in a hard hat, red shirt and yellow and orange vest operates a piece of machinery in front of palm trees.
A person is at work.
A worker operating machinery is considered a person at work.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13 x14 x15.(Theme(e1,x11) & Actor(e1,x1) & v_operate(e1) & in(x11,x13) & of(x13,x14) & n_tree(x14) & of(x14,x15) & n_palm(x15) & n_front(x13) & of(x11,x12) & n_machinery(x12) & n_piece(x11) & in(x1,x3) & n_vest(x9) & of(x9,x10) & n_orange(x10) & n_yellow(x8) & subset_of(x9,x7) & subset_of(x8,x7) & n_shirt(x6) & subset_of(x7,x5) & subset_of(x6,x5) & a_red(s2) & Theme(s2,x5) & n_hat(x4) & a_hard(s1) & Theme(s1,x4) & subset_of(x5,x3) & subset_of(x4,x3) & n_worker(x1) & of(x1,x2) & n_construction(x2))
exists p1 x1.(exists x2.(at(x1,x2) & n_work(x2)) & n_person(x1))