Two women and a man smile as they work together with some chemical equipment.
Checmical equipment is being used by two women and a man.
work together with some chemical equipment can mean equipment is being used
exists p1 s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & exists e1 s2 x4 x5.(a_together(s2) & Manner(e1,s2) & with(e1,x4) & n_equipment(x4) & of(x4,x5) & n_chemical(x5) & Actor(e1,x1) & v_work(e1)) & n_thing(x1) & as(x2,p1) & n_smile(x2) & of(x2,x3) & n_man(x3) & subset_of(x1,s1) & n_woman(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3 x4.(Actor(e1,x2) & subset_of(x4,x2) & n_man(x4) & subset_of(x3,x2) & n_woman(x3) & card_eq_2(x3) & Theme(e1,x1) & v_use(e1) & n_equipment(x1) & a_checmical(s1) & Theme(s1,x1))