1 deck. Easy. No redeal.
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Prisoner Solitaire uses one stripped deck (36 cards). You have 9 reserve piles and 3 tableau piles. Each reserve pile may contain only one card.
A card from the reserve pile can be played on the middle tableau pile if it has the same rank as the top card of this tableau pile. Spaces in the reserve piles are not filled.
When you have made all the moves initially available, click on the stock pile to deal one card on each tableau pile.
You cannot move cards from one tableau pile to another.
The object of the game
To move all cards from the reserve piles to the middle tableau.
Wins are rare.
There is no redeal.