A kid is holding a rubber mallet.
A kid is indoors.
Both sentences has a kid
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_mallet(x2) & of(x2,x3) & n_rubber(x3) & n_kid(x1))
exists p1 x1.(exists x2.((x1 = x2) & n_indoor(x2)) & n_kid(x1))