The baby pinches the woman's cheek.
the baby pinched his aunts right cheek.
The baby could be either male or female and pinching another woman's cheeks besides his aunts.
exists e1 x1 x2 x3.(n_cheek(x3) & of(x3,x2) & n_woman(x2) & n_baby(x1) & Theme(e1,x3) & Actor(e1,x1) & v_pinch(e1))
exists e1 x1 x2 x3.(n_aunt(x2) & of(x2,x1) & n_male(x1) & n_baby(x1) & r_right(e1) & Time(e1,x3) & n_cheek(x3) & Theme(e1,x2) & Actor(e1,x1) & v_pinch(e1))