A bicycle is parked and a guy is sitting with a bag is looking towards sea.
Nobody is sitting.
Either a guy is sitting while looking towards the sea, or nobody is sitting.
exists e1 e3 e2 x1 x2 x3 x4 x5.(with(e2,x3) & towards(e3,x5) & n_sea(x5) & Actor(e3,x4) & v_look(e3) & (x3 = x4) & n_bag(x3) & Actor(e2,x2) & v_sit(e2) & n_guy(x2) & Theme(e1,x1) & v_park(e1) & n_bicycle(x1))
-exists e1 x1.(Actor(e1,x1) & v_sit(e1) & n_person(x1))