Workers in hard hats and orange vests laying cement tiles over the floor.
Workers are wearing hard hats and eating lunch.
Works can not lay cement tiles and be eating at the same time.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_floor(x9) & a_topic(x1) & in(x1,x2) & subset_of(x4,x2) & over(e1,x9) & Theme(e1,x7) & Actor(e1,x6) & v_lay(e1) & n_tile(x7) & of(x7,x8) & n_cement(x8) & (x4 = x6) & n_vest(x4) & of(x4,x5) & n_orange(x5) & subset_of(x3,x2) & n_hat(x3) & a_hard(s1) & Theme(s1,x3) & n_worker(x1))
exists e1 s1 s2 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_lunch(x4) & a_eating(s2) & Theme(s2,x4) & n_hat(x3) & a_hard(s1) & Theme(s1,x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_worker(x1))