If the father of Shalu is the maternal grandfather of Diya, who is the daughter of Maya. Then, how is Maya’s husband’s father related to Diya?

Paternal grandfather

Explanation:

Note:

↑ or ↓ ⇒ Upward or downward line shown "generation gap" .

   =    ⇒ Double lines shown "relation b/w Husband & Wife"

   —   ⇒ single line shown "relation between them other than Husband & Wife".

‘+’ means Men’s category

‘–’ means Women’s category

Maya’s husband’s father is paternal grandfather of Diya.