OBL: An Intuitive Guide
An explanation of OBL from a user's perspective.
Right Bird / Shell
Recognition Tips
None; see faces.
Algorithms
Best Alg: 0,-1/-3,0/4,1/-4,-1/0,1
Preserve shell on bottom, pair with gem on top to form whale/tent.
Color Mirror Algs
Use best alg canceled with /6,6/ at the end.
Other Algs
-
4,3/2,-1/4,1/-1,-4/0,1
-
-2,-3/-1,2/4,1/-4,-1/0,1
Related Cases
Parent Cases
Relatively useful cases that can be reached in one slice from this case.
Mirrors
Top/Bottom Mirror:
When the top and bottom face are swapped with each other.
Left/Right Mirror:
When both the top and bottom face are swapped with their respective left/right mirrors.