Two men working on a construction project.
two men sleep while at work
sleeping at work is not working on a project
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_project(x3) & of(x3,x4) & n_construction(x4) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(at(e1,x2) & n_work(x2) & r_while(e1) & Actor(e1,x1) & v_sleep(e1) & n_man(x1) & card_eq_2(x1))