Two kids on camel back in desert
a kid is on a camel
A kid is on a camel restates the phrase two kids on camel back.
exists x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & in(x3,x4) & n_desert(x4) & back(x2,x3) & n_thing(x3) & n_camel(x2) & n_kid(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.(on(x1,x2) & n_camel(x2)) & n_kid(x1))