Raman said to Aman, That boy playing football there is the youngest of the two brothers of the daughter of my father's wife. How is the boy playing football related to Raman?

The boy is Raman's brother.

Father's wife is Raman's mother.

The daughter of Raman's mother is Raman's sister.

The two brothers of that sister are Raman and one more boy.

The younger of these two brothers is the boy playing football, so he is Raman's brother.

Relation: a sibling of Raman.