Tetris (Part 4) Crossword

What board game is Tetris based off of
What did Gunpei Yokoi do for a living before working for Nintendo
Who was the first president of Nintendo America
Who was the Vice President of Nintendo America
What did (answer 4) do for Nintendo America before he became Vice President
What was the name of the NES before it got its name
What was Atari planning to release as Nintendo was releasing the (answer 6)
Who did Nintendo try patterning up with when they were going to release the (answer 6)
What was the name of the top spinning robot that interacted with the (answer 6)
What was the name of the gun that was used for Duck Hunt on the (answer 6)
What did Alexey Pajitnov do most of the time while he was thinking
How did people get the game Tetris
What did Alexey Pajitnoov not make when Tetris was first made
What did they think Tetris was going to be bigger than when they first sold it to a company
Where was Senet first seen in Egypt