An old person watches TV while squatting in front of a store display case.
There is a TV on display in the store.
If a person watches TV while squatting in front of a store display case, then there must be a TV on display in the store.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(while(e1,e2) & in(e2,x3) & of(x3,x4) & n_case(x4) & of(x4,x6) & n_display(x6) & of(x4,x5) & n_store(x5) & n_front(x3) & Actor(e2,x1) & v_squat(e2) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_tv(x2) & n_person(x1) & a_old(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_store(x2) & in(p1,x2) & exists x3 x4.((x1 = x3) & on(x3,x4) & n_display(x4) & n_tv(x3)))