Two men in chartreuse jackets and dungarees are working on the roof of a house.
Two employees of the same roofing company are working at a job site.
We know that there are two men working on a roof, but don't know from only sentence one that they are at a job site and are also employees.
exists e1 x1 x2 x3 x4 x5 x6 x7.(n_roof(x6) & on(e1,x6) & of(x6,x7) & n_house(x7) & Actor(e1,x1) & v_work(e1) & in(x1,x2) & subset_of(x5,x2) & n_dungarees(x5) & subset_of(x3,x2) & n_jacket(x3) & of(x3,x4) & n_chartreuse(x4) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3 x4 x5.(n_company(x2) & of(x2,x3) & n_roofing(x3) & a_same(s1) & Theme(s1,x2) & at(e1,x4) & n_site(x4) & of(x4,x5) & n_job(x5) & Actor(e1,x1) & v_work(e1) & of(x1,x2) & n_employee(x1) & card_eq_2(x1))