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Forget colours.

Then you have four possibility's.

XXX
XOX
XXO
OXX

The March.

1. Follow the first formation/pattern to repeat.
If not the play that one of the two past formation/patterns will repeat.
Now if you lose then you lose three bets in a row.
Then you continue to bet that one of the previous two will hit.

WWLWWWLWLWWLLWWWWLWWWLLL LW


1
2
2

2
1 W
1

2
1 W
1

1
1 L
1

1
2 W
2

2
1 W
2

1
2 W
2

1
1 L
1

1
2 W
2

1
1 L
1

1
2 W
2

1
2 W
1

2
2 L
1

1
1 L
2 W Now you follow 112 to repeat

2
2 W
2

1
1 W
2

2
2 W
2

1
2 L
2

2
2 W
1

2
2 W
1

2
2 W
1

2
1 L X
2

1
2 L X
2 L X Three loses.

1
1 L
1

1
2 W One repeat of past two formation
2