A young man and an older woman sitting together in a restaurant.
A couple are walking outside.
The couple cannot be sitting together and walking at the same time
exists e1 s1 s2 s3 s4 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & in(e1,x4) & n_restaurant(x4) & a_together(s4) & Manner(e1,s4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_woman(x2) & r_more(s3) & a_older(s3) & Theme(s3,x2) & subset_of(x1,s1) & n_man(x1) & a_young(s2) & Theme(s2,x1))
exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_couple(x1))