There is no relationship at all.
She is your third cousin.
To your sister's daughter you are an aunt (or uncle) and she is your niece. To your niece's daughter ( your sister's granddaughter) you are a great-aunt (or great-uncle) and she is your grand-niece.
The daughters of your sister are your nieces.
Technically there is no relationship. When introducing her, you would refer to her as My daughter's mother-in-law.
The sister of your mother-in-law and her children are not related to you.She is your children's aunt and her children are first cousins to your children.
I call her Jane. There is no special name for a person in that relationship.
Tuthmosis ii.
notin just another person. unless she marry s him Even if she marries her boyfriend then there is still no relationship name.
You would call your sister's daughter your niece.
You would be his Great Uncle or Great Aunt He in turn would be your Great Nephew.
JK Rowling has had a strained relationship with her family, particularly with her father. Her mother passed away in 1990, and Rowling has been estranged from her father since the 2000s due to personal differences. She has a close relationship with her sister.
yes she can