Explanation:

- Om Puri was indeed honored with a Lifetime Achievement Award at the third edition of the India International Film Festival of Boston (IIFFB 2020).

- Naseeruddin Shah is a celebrated Indian actor known for his work in both Indian and international cinema, but he did not receive the award at IIFFB 2020.

- Anupam Kher is another renowned actor with a rich career, yet he was not the recipient of this particular award at the festival.

- Amrish Puri was a legendary figure in Indian cinema. However, the Lifetime Achievement Award at IIFFB 2020 was not awarded to him.

- Paresh Rawal is known for his versatility in cinema, but he was not honored with this award at IIFFB 2020.