``XXXXX```XXXXXXXX```XXXXXXXX```XXXXXXX``
`X`````X``XX`````XX``XX````````XX`````XX`
```````X``XX`````XX``XX````````XX`````XX`
``XXXXX```XXXXXXXX```XXXXXX````XX`````XX`
`X````````XX`````XX``XX````````XX``XX`XX`
`X````````XX`````XX``XX````````XX````XX``
`XXXXXXX``XXXXXXXX```XXXXXXXX```XXXXX`XX`