Question 1
In a family of Tejal, Pradeep, Lokesh, Rohit, Chen:
Lokesh is the grandparent of Rohit
Tejal is the parent of Chen
Lokesh is the parent of Tejal
Tejal and Pradeep are siblings
Tejal is married to Pradeep
How is Tejal related to Chen?
Based on the family tree: Tejal is the parent-child of Chen