``XXXXX````XXXXX```XXXXXXXX``XX````XX`
`X`````X``X`````X``XX````````XX```XX``
```````X``X`````X``XX````````XX``XX```
````XXX````XXXXX```XXXXXX````XXXXX````
```````X``X`````X``XX````````XX``XX```
`X`````X``X`````X``XX````````XX```XX``
``XXXXX````XXXXX```XXXXXXXX``XX````XX`