Which one of the following statement must be TRUE based on the above?

Question

Leela is older than her cousin Pavithra, pavithra’s brother Shiva is older than Leela. When Pavithra and shiva are visiting Leela, all three like to play chess. Pavithra wins more often than Leela does.

Which one of the following statement must be TRUE based on the above?

1. When Shiva plays chess with Leela and Pavithra, he often loses.
2. Leela is the oldest of the three.
3. Shiva is a better chess player than Pavithra
4. Pavithra is the youngest of the three