A man on a ladder doing work on a business storefront.
A man is carrying a ladder by the business.
He is either on the ladder or carrying a ladder, not both.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & on(x1,x2) & on(e1,x5) & n_storefront(x5) & of(x5,x6) & n_business(x6) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & n_work(x4) & (x2 = x3) & n_ladder(x2) & n_man(x1))
exists e1 x1 x2 x3.(n_business(x3) & Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & by(x2,x3) & n_ladder(x2) & n_man(x1))