In a party, pointing at Madan, Siya said, “His mother is the only daughter of my mother.” How is Siya related to Madan?

Question

Pointing to a photograph of a man, neha said, "He has no sisters or daughters, but his mother is the only daughter of my mother." How is the man in the photograph related to neha's mother?

Answer 1

Siya's mother has only one daughter who is Madan's mother, which means Siya is Madan's Mom.

TLDR Siya is Madan's Mom.

Answer 2

Siya said that mother of Madan is the pnly daughter of my mother,and Shiya is the daughter because she is saying my mother ,it means shiya is mother of Madan