From Hard Drop Tetris Wiki
The CHÂTEAUpener is a TSS>TSD>TSD>TST opener that have a high Perfect clear chance. It was created by YackTenebreux. It's important to note that, even if it can be done without 180° rotations, it can be built more often with this feature.
1st bag
The 1st bag is the same as SingleYou.
|
|
|
2nd Bag
This can always be built.
|
|
3rd Bag
This setup is called Magic Key (rarely use in our days). LJ placement needs to be ajusted according to the queue.
|
|
|
If you are high in your board and you need to downstack, you can just take a T-spin Triple :
4th Bag
|
|
|
If you can't make the box with the S piece, just use the O. If you can't do both, you can freestyle, it's not hard.
|
|
|
5th Bag
14 lines Perfect clear
This field has a 99.80% perfect clear rate. This solution is the most common one, but you can find the rest of them in this fumen [1].
|
|
Others continuations
Some ideas to continue :
|
|
|