Elderly man repairs boat launch on the shore.
The man is sitting on the backyard deck.
The backyard deck cannot be on the shore.
exists x1 x2 x3 x4 x5.(n_shore(x5) & a_topic(x1) & r_elderly(x1) & on(x1,x5) & n_launch(x1) & of(x1,x4) & n_boat(x4) & of(x1,x3) & n_repair(x3) & of(x1,x2) & n_man(x2))
exists e1 x1 x2 x3.(n_deck(x2) & of(x2,x3) & n_backyard(x3) & n_man(x1) & on(e1,x2) & Actor(e1,x1) & v_sit(e1))