Three woman and one child about to go on a boat ride.
A family goes to the dentist
Boat ride and dentist are different.
exists p1 s1 s2 s3 x1 x2.(Topic(x2,p1) & a_about(s3) & Manner(p1,s3) & exists e1 x3 x4.(on(e1,x3) & n_ride(x3) & of(x3,x4) & n_boat(x4) & Actor(e1,x2) & v_go(e1)) & n_child(x2) & card_eq_1(x2) & n_woman(x1) & card_eq_3(x1) & subset_of(x2,s1) & subset_of(x1,s1) & a_.(s2) & Theme(s2,s1) & a_topic(s1))
exists e1 x1 x2.(n_dentist(x2) & to(e1,x2) & Actor(e1,x1) & v_go(e1) & n_family(x1))