My friend is in a relationship with a guy who is his cousin and they want to marry each other. There relationship is as follows: GIRL'S >MOM'S>DAD'S>DAD'S>DAD(SAME)
BOY'S>DAD'S>DAD'S>DAD'S>DAD(SAME)
they are third cousins.
Dad
________|___________
| |
DAD Dad
| |
DAD Dad
| |
MOM Dad
| |
MY FRIEND Her boyfriend
is it legal for them to get married?
both of them have different surnames and are jain by religion ?