Two ladies walking and talking.
A mother and a daughter are walking together.
two ladies walking and talking and they are not mother and daughter.
exists e2 e1 x1 x2.(Actor(e2,x2) & v_talk(e2) & n_lady(x2) & card_eq_2(x2) & Actor(e1,x1) & v_walk(e1) & n_lady(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & subset_of(x3,x1) & n_daughter(x3) & subset_of(x2,x1) & n_mother(x2))