[2] It is closely related to Baker's Dozen, but the foundations are built upwards from Ace and downwards from King simultaneously.
[3] It is one of the few one-deck games in which the player has options on which foundation a card can be placed.
Then four columns of three cards are placed overlapping each other separately under the aces.
It actually does not matter where the ace and king foundations of each suit would meet and how many cards the ace and king foundations of each suit will have.
In fact, the ace and king foundation of a suit can meet anywhere.