Is the thumb dead in Game of Thrones Season 7?

In Game of Thrones Season 7 Episode 7, Sansa sent Arya to the lobby. Thumb was so happy that he thought Sansa was provoked and attacked Arya, but Sansa accused him of treason and murder in the lobby. Littlefinger thought the plan was perfect, but she didn't expect that everything she designed was linked by Sansa's three brothers and sisters and found that their mother had been killed.

The truth about Bran's assassination. Pingji refused to accept Sansa's accusation and tried to excuse herself, but Sansa had completely learned his tricks from Pingji and knew how Pingji transferred the problem, so she no longer believed Pingji and other lords did not support Pingji, so Pingji begged Sansa to forgive him, and Arya cut his throat with the dagger he sent.

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Game of Thrones Season 7 Synopsis-

Daenerys targaryen, with her unsullied, the alliance of Slak army and some iron islands troops, three extremely threatening dragons, and her newly appointed "hand of the king"-Tyrion Lannister, finally decided to go to Westeros.

Jon snow, after the "illegitimate child war" completely defeated Ramsey, was resurrected by melisandre, the priest of the King of Light, and consolidated his power in the Northern Territory. Burton, go back to Winterfell and manage the northern territory as the king of the northern territory.

In King's Landing, no descendants of cersei lannister survived. After burning sparrows and other enemies in Baylor Temple with wildfire, she successfully occupied the Iron Throne.

In the north, the Night King gradually formed the most deadly threat to Westeros, leading an army of the dead to destroy the desperate Great Wall in the north and invade the south. They will break the status quo and destroy the achievements of small struggles between human beings.