'X × Y' means 'X is the son of Y',
'X + Y' means 'X is the daughter of Y',
'X ÷ Y' means 'X is the wife of Y', and
'X - Y' means 'X is the father of Y',
If 'S ÷ T × V - W + Y', then which of the following relations is true?
1
Y is the daughter of V.
2
S is the daughter - in - law of Y.
3
T is the brother of Y.
4
S is the daughter - in - law of W.