three stilt walkers dressed in all white.
There are walkers indoor.
You cannot be dressed in all white while being indoors.
exists e1 x1 x2.(all x3.(n_white(x3) -> in(e1,x3)) & Theme(e1,x1) & v_dress(e1) & n_walker(x1) & of(x1,x2) & n_stilt(x2) & card_eq_3(x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & Theme(s1,x3) & a_indoor(s1) & (x2 = x3) & n_walker(x2))