. ...
....
 ...
 .
 ..
  .
====================
 A AAA
AAAA
 AAA
 A
 AAB
  ABB
    B
  BBB
  BBBB
BBB B
========================================
    .
    .
  ....
  ...
...
  ..
   .
====================
      B
     BB
   BBB
    ABBB
    ABBBB
  AAAA B
  AAA  B
AAA
  AA
   A
========================================
.
....
  .
 ..
....
  ..
  .
====================
A
AAAAB
  ABB
 AABBBB
AAAABB
  AAB
  ABBBB
      B
========================================
     .
     .
   ....
.. ..
 ....
   .
====================
         B
        BBBB
     A  BB BB
     ABBBB
   AAAAB
AA AA  B
 AAAA
   A
========================================
  .
 ....
.. ....
 . ..
 .
====================
     A
    AAAA
   AABAAAA
  BBABAA
BBBBABB
  BBBB
    B
========================================
 .. .
 ......
 . ..
..  .
====================
       AA A
       AAAAAA
  B  BBA AA
  BB BAA  A
BBBBBB
  B BB
========================================
   .
  ...
   ...
   .
....
..
 .
====================
      A
    BAAA
    BBAAA
  BBBBA
  BAAAA
BBBAA
 BBBA
  B
========================================
... .
 ....
..
...
 .
 .
====================
   AAA A
    AAAA
   AA
   AAA
   BA
   BA
  BBB
   BB
BBBB
B BBB
========================================
 .
 ...
.. .
 .
....
...
====================
 BBBA
BBBBAAA
  BAA A
B BBA
BBBAAAA
  BAAA
========================================
    ..
    .
 .  ..
......
 ..
  .
====================
    AAB
    ABBB
 A  AABBB
AAAAAAB
 AABBBB
  AB BB
========================================
 .
....
  ..
 ..
 ....
  .
  .
====================
 A
AAAA
  AA
 AA
 AAAA
  AB
  AB
 BBBB
   BB
  BB
  BBBB
    B
========================================
  .
  ..
.....
 ..
  .
...
.
====================
    BA
  BBBAA
  BAAAAA
  BBAA
BBBBBA
 BBAAA
  BA
========================================
  .
 ...
 ..
 ...
   .
....
  .
====================
  A
 AAA
 AA
 AAA
   A
AAAA
  AB
  BBBB
  B
  BBB
   BB
  BBB
   B
========================================
  .
  .
 ..
 ....
... ...
     .
====================
 B
BBB BBB
  BBBBA
    BBA
    BAA
    BAAAA
    AAA AAA
         A
========================================
    .
  ...
....
   ..
   ...
    .
    .
====================
    A
  AAA
AAAA
  BAA
  BAAA
 BBBA
  BBA
   BBBB
  BBB
  B
========================================
  ..
 ...
  ..
. .
.....
 .
====================
     AA
   BAAA
BBBBBAA
  BABA
 BBAAAAA
 BBBA
 BB
========================================
    .
  ....
  .. ..
....
  .
  .
====================
    A
  AAAA
  AABAA
AAAAB
  ABBBB
BBABB
 BBBB
  B
========================================
  .
 .....
 .  ...
..  ..
     .
====================
     A
 B  AAAAA
 BB ABBAAA
BBBAAB AA
 BBBBB  A
    B
========================================
 .. .
  ...
...
....
 .
 .
====================
    AA A
     AAA
   AAA
   AAAA
   BA
   BA
 BBBB
  BBB
BBB
B BB
========================================
  .
 ....
... ...
    ..
     .
     .
====================
      B
  ABBBB
 AAAABBB
AAA AAAB
    AABBB
     ABB
     AB
========================================
... .
.....
 .
..
 ..
 .
====================
   AAA A
   AAAAA
    A
   AA
   BAA
  BBA
   BB
   B
BBBBB
B BBB
========================================
 . ..
 ....
 ..
  .
....
  .
====================
    A AA
    AAAA
  B AA
 BBBBA
  BAAAA
  BB A
BBBB
BB B
========================================
  .
... ..
 .....
 .  .
    ..
====================
  A
AAA AA
 AAAAA
 A  ABB
    AAB  B
     BBBBB
     BB BBB
        B
========================================
  .
.... ..
   ...
   ...
    .
    .
====================
  B
  B
 BBB   A
 BBB AAAA AA
BB BBBB AAA
    B   AAA
         A
         A
========================================
  .. .
......
   ..
    .
    ..
    .
====================
 B
 B
BB   AA A
BBBAAAAAA
 BBBBBAA
BB  B  A
       AA
       A
========================================
   .
   .
 ....
.. ..
   ....
     .
====================
    A
    A
  AAAA
 AABAA
   BAAAA
  BBBBA
  BB BB
BBBB
 B
========================================
  . ..
......
   ..
    ..
    .
    .
====================
 B
 B
BB   A AA
 BBAAAAAA
BBBBBBAA
BB B   AA
       A
       A
========================================
 ..
 .  .
 .....
.. ...
     .
====================
 AA
 A  A
 AAAAAB
AA AAABBB BB
     ABBBBB
       B  B
         BB
========================================
    .
... .
 ....
..
...
 .
====================
      A
  AAA A
   AAAA
  AA
  AAA
   A
   B
  BBB
   BB
BBBB
B BBB
B
========================================
    .
    .
 .....
 ..  ..
...
 .
====================
     B
    BBB
BB  BBA
 BBBBBA
  BAAAAA
  BAA  AA
  AAA
   A
========================================
    .
 .. .
  ...
...
....
 .
====================
      A
   AA A
    AAA
  AAA
  AAAA
   A
   B
 BBBB
  BBB
BBB
B BB
B
========================================
.. .
....
   .
  ....
   ..
   .
====================
  BAA A
 BBAAAA
BBBBBBA
  B BAAAA
    BBAA
    BBA
========================================
...
 ...
 .
.. .
....
 .
====================
AAA
 AAAB
 ABBBB
AABABB
AAAAB
 ABBB
   BBB
========================================
 .
 ...
  ..
  .
 ....
...
  .
====================
  B
  BBB
BBBB
  BA
 BBAAA
 BBBAA
   BA
   AAAA
  AAA
    A
========================================
    .
   ..
......
  .. .
  .  ..
====================
BB  B
 B BB    A
 BBBBBB AA
  BB AAAAAA
  B    AA A
       A  AA
========================================