a young couple with child shops at a small sandwich and coffee shop.
An elderly couple is shopping at a donut shop.
The couple cannot be elderly and young. The shop is either a sandwich and coffee shop or a donut shop.
exists s1 s2 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & at(x1,x4) & n_shop(x6) & of(x6,x7) & n_coffee(x7) & n_sandwich(x5) & subset_of(x6,x4) & subset_of(x5,x4) & a_small(s2) & Theme(s2,x4) & with(x1,x2) & n_shop(x2) & of(x2,x3) & n_child(x3) & n_couple(x1) & a_young(s1) & Theme(s1,x1))
exists p1 s1 x1.(exists x2 x3 x4.((x1 = x2) & at(x2,x3) & n_shop(x3) & of(x3,x4) & n_donut(x4) & n_shopping(x2)) & n_couple(x1) & a_elderly(s1) & Theme(s1,x1))