w +w +w +w Q e Q e Q e Q e q q e q e q e q e q
+-----+----+----+----+---------+---------+-----------+-----------+
|4:-R-|----|----|----|---------|---------|-----------|-----------|
|4:---|----|----|----|-----7---|-----7---|---7---7---|-7---7---7-|
+-----+----+----+----+-0-0---0-+-0-0---0-+-0---0---0-+---0---0---+
q q e e q e e q e e q e 7 q q e e q e e q e e q e e e e e e e e e
+--------------+--------------+-------------+-------------+-----------------+
|*-------------|-------R-----*|-------------|-------R---R-|-----------------|
|*---7-----7---|-5-4-----5-7-*|---7-----7---|-5-4-----5---|-7-7-7-7-7-7-7-7-|
+--0---0-0---0-+-----5--------+-0---0-0---0-+-----5-------+-----------------+
e e e e e e e e h h Q h+e e h+e e h+e Q Q Q Q e e e e e e
+-----------------+-----+-------+---------+-------+---------+-------------+
|-----------------|-----|---R---|6:---R---|---R---|---9---7-|-------------|
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+-----------------+-----+-------+---------+-------+---------+-------------+
e s e s e e e e s e s e e e e s Q e s Q e e e e e e e s e s e e e
+---------------+---------------+-----9-----7-+---5-4-2-----+---------------+
|---------------|---------------|---9-----7---|---------5-2-|---------------|
|-2-0-2-0-2-0-2-|-2-0-2-0-2-0-2-|-7-----5-----|-3-----------|-2-0-2-0-2-0-2-|
+---------------+---------------+-------------+-------------+---------------+
e s e s e e e e s Q e s Q e e e e e e e s e s e e e e s e s e e e
+---------------+-----9-----7-+-------------+---------------+---------------+
|---------------|---9-----7---|-----------5-|---------------|---------------|
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+---------------+-------------+-------------+---------------+---------------+
e s^s^s s^s^s e s^s^s s^s^s e e e e e e e s e s e e e e s e s e e e
+---------6-7-9---------4-5-7-+-------------+---------------+---------------+
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|-7-------------5-------------|-3-2-3---5-3-|-2-0-2-0-2-0-2-|-2-0-2-0-2-0-2-|
+-----------------------------+-------------+---------------+---------------+
e s Q e s Q e e e e e e e s e s e e e e s e s e e e Q Q Q Q
+-----9-----7-+-5-4-2-------+---------------+---------------+---------+
|---9-----7---|-------5-2---|---------------|---------------|---9---7-|
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+-------------+-------------+---------------+---------------+---------+
e e e e e e e s e s e e e e s e s e e e Q s Q Q s Q e e e e e e
+-------------+---------------+---------------+-----9-----7-+---5-4-2-----+
|-------------|---------------|---------------|---9-----7---|---------5-2-|
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+-------------+---------------+---------------+-------------+-------------+
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+---------------+---------------+---------------+-----+-----+-----+-----+-----+
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+---------------+---------------+-------------3-+-2-3-+-5---+-----+-----+-2-3-+
Q Q e e e e e e e e e e e e s e e s s e e s s e e s s e e s w
+-----+-------------+-------------+------------------+------------------+---+
|-----|-------------|-------------|*-4-4-4-2-4-4-4-2-|-4-4-4-2-4-4-4-2-*|-4-|
|---2-|-------2-3-5-|-------2-3-5-|*-----------------|-----------------*|---|
+-5---+-2-3-5-------+-2-3-5-------+------------------+------------------+---+