Two workers in uniform are standing next to some heavy machinery.
Two workers are talking about heavy machinery
Just because two workers are standing next to heavy machinery does not mean they are talking about heavy machinery.
exists e1 s1 x1 x2 x3.(to(e1,x3) & n_machinery(x3) & a_heavy(s1) & Theme(s1,x3) & r_next(e1) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_uniform(x2) & n_worker(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(about(e1,x2) & n_machinery(x2) & a_heavy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_talk(e1) & n_worker(x1) & card_eq_2(x1))