Three little girls are sitting at a red table with an empty green table in the background.
There are three girls
Three little girls  sitting means that  there are three girls.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(n_background(x5) & with(e1,x3) & in(x3,x5) & n_table(x3) & of(x3,x4) & n_green(x4) & a_empty(s3) & Theme(s3,x3) & at(e1,x2) & n_table(x2) & a_red(s2) & Theme(s2,x2) & Actor(e1,x1) & v_sit(e1) & n_girl(x1) & a_little(s1) & Theme(s1,x1) & card_eq_3(x1))
exists p1 x1 x2.((x1 = x2) & n_girl(x2) & card_eq_3(x2))