----------------------------------------------------------------

+---+---+---+
| < |   |   |
+---+---+---+
| < |   | > |
+---+---+---+
|   |   | > |
+---+---+---+

L' U  R' U2
L  U' R
L' U  R' U2
L  U' R  U

----------------------------------------------------------------

+---+---+---+     +---+---+---+  +---+---+---+
|   | + |   |     |   | + |   |  |   | + |   |
+---+---+---+     +---+---+---+  +---+---+---+
|   |   | + |     |   |   |   |  | + |   | + |
+---+---+---+     +---+---+---+  +---+---+---+
|   |   |   |     |   | + |   |  |   | + |   |
+---+---+---+     +---+---+---+  +---+---+---+

S2 D S  D2        S' U  S  U  .  S' D2 S  D2 . S' D
S' D S' D  S' D2  S' D2          S  D2 S' D2 . S  D'
S  D S'           S  U' S' U' .
                  S  D2

================================================================

----------------------------------------------------------------

+---+---+---+
| x |   | x |
+---+---+---+
|   |   |   |
+---+---+---+
| x |   |   |
+---+---+---+
L  F R' F' .
L' F R  F'

----------------------------------------------------------------

+---+---+---+
|   |   |   |
+---+---+---+
| > |   | > |
+---+---+---+
|   | > |   |
+---+---+---+

S2 D' S' . D2
S  D' S2
(ninepin)

+---+---+---+
|   |   |   |
+---+---+---+
| < |   | < |
+---+---+---+
|   | < |   |
+---+---+---+
S2 D S' . D2
S  D S2
(panpipe)

----------------------------------------------------------------

+---+---+---+
|   |   |   |
+---+---+---+
|   |   |   |
+---+---+---+
|   |   |   |
+---+---+---+