A woman and man, both dressed in black, sit by the water.
The woman and man are talking.
Sitting doesn't always mean talking.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6 x7.(n_water(x7) & by(e2,x7) & Actor(e2,x1) & v_sit(e2) & rel(x1,x4) & Theme(e1,s1) & Theme(s1,x6) & a_black(s1) & Theme(e1,x5) & v_dress(e1) & (x4 = x5) & n_thing(x4) & n_man(x3) & n_woman(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 x1 x2 x3.(n_man(x3) & n_woman(x2) & subset_of(x3,x1) & subset_of(x2,x1) & Actor(e1,x1) & v_talk(e1))