Three men stand around and talk on a boat.
Nobody is standing
Three men cannot stand when nobody is said to  be standing.
exists e1 e2 s1 x1 x2 x3.(on(e2,x3) & n_boat(x3) & Actor(e2,x2) & v_talk(e2) & n_man(x2) & card_eq_3(x2) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_3(x1))
-exists e1 x1.(Actor(e1,x1) & v_stand(e1) & n_person(x1))