================================================================
Bottom corner positions
================================================================

x +---+---+---+ x  x +---+---+---+ x
  | ^ |   |   |      | <-------> |
  +---\---+---+      +---+---+---+
  |   | \ |   |      |   |   |   |
  +---+---\---+      +---+---+---+
  |   |   | v |      |   |   |   |
x +---+---+---+ x  x +---+---+---+ x
Nourse             Nourse

x +---+---+---+ x        +---+---+---+
  | <-------^ |          | <-------^ |
  +-|-+---/---+          +-|-+---/---+
  | | | / |   |          | | | / |   |
  +-|--/--+---+          +-|-/---+---+
  | v/|   |   |          | v/|   |   |
x +---+---+---+          +---+---+---+
?                      Singmaster
L F R' F' . L' F R F'  B2 . L2 B R B' . L2 B R' B

================================================================
Bottom corner orientations
================================================================

  +---+---+---+    +---+---+---+
  |   |   | + |    | + |   |   |
  +---+---+---+    +---+---+---+
  |   |   |   |    |   |   |   |
  +---+---+---+    +---+---+---+
  | + |   | + |    |   |   | - |
  +---+---+---+    +---+---+---+
Nourse           Singmaster

================================================================
Bottom edge positions
================================================================

  +---+---+---+    +---+---+---+
  |   | \ |   |    |   | ^ |   |
  +---+---\---+    +---+-|-+---+
  | \ |   | \ |    | <---+---> |
  +---\---+---+    +---+-|-+---+
  |   | \ |   |    |   | v |   |
  +---+---+---+    +---+---+---+
Fridrich         Fridrich
S  D             S2 D S2 . D2
S2 D S2 D        S2 D S2
S D2 S2 D'

  +---+---+---+
  |   |   |   |
  +---+---+---+
x | ^------>  | x
  +---\---/---+
  |   |\ v|   |
  +---+---+---+
        x
Nourse

  +---+---+---+                      +---+---+---+
  |   |   |   |                      |   |   |   |
  +---+---+---+                      +---+---+---+
  | ^------>  |                      | <------^  |
  +---\---/---+                      +---\---/---+
  |   |\ v|   |                      |   |v /|   |
  +---+---+---+                      +---+---+---+
Fridrich                           Fridrich
S2 D' S' . D2    (--+- = ninepin)  S2 D  S' . D2    (+-++ = panpipe)
S  D' S2                           S  D  S2

================================================================
Bottom edge orientations
================================================================

  +---+---+---+    +---+---+---+        +---+---+---+
  |   | + |   |    |   | + |   |        |   | + |   |
  +---+---+---+    +---+---+---+        +---+---+---+
  |   |   | + |    |   |   |   |        | + |   | + |
  +---+---+---+    +---+---+---+        +---+---+---+
  |   |   |   |    |   | + |   |        |   | + |   |
  +---+---+---+    +---+---+---+        +---+---+---+
Fridrich         Fridrich             Fridrich
S2 D S D2        S' U  S  U  . S' D2  S' D2 S  D2 . S' D
S' D S' D S' D2  S  U' S' U' . S  D2  S  D2 S' D2 . S  D'
S D S'

================================================================
Bottom corner and edge positions
================================================================

  +---+---+---+
  | \ |   |   |
  +---\---+---+
  | <---\---> |
  +---+---\---+
  |   |   | \ |
  +---+---+---+
?
L' U  R' U2
L  U' R
L' U  R' U2
L  U' R  U

================================================================
Pretty patterns
================================================================

Cube in cube, both 2x2s on top
Top face remains solid
  +---+---+---+
  |   |   |   |
  +---+---+---+
  |   |   |   |
  +---+---+---+
  |   |   |   |
  +---+---+---+
?
F2 R2 U2
F2 R2 U'
R2 D2 B2
U' L2 U2
L2 B2 U

================================================================
Timings for Pure Nourse method with an old, unlubricated cube
================================================================

Top edges                   12s
Top corners                 14s
Middle edges                29s
Bottom corner  positions    12s
Bottom corner  orientations 12s
Bottom edge    positions    19s
Bottom edge    orientations 14s
----------------------------------------------------------------
Total                       112s