Yet another video
As it is an hardcore game, you’ll probably appreciate a walktrough for the first level too.
To conclude, have a small island :
:waterlevel 6
:map
ooooooooooooooooooooooooooooooooooooooooooo
ooooooooooobooooooooooooooooooooooobooooooo
ooooooooooooooooooooooooooooooooooooooooooo
oooooooooooooooooooo21ooooooooooooooooooooo
ooooooooooooooooooooxxooooooooooooooooooooo
oojoooooooooooooooxxxxxxooooooooooooooooooo
oooooooopoooojooxxxxxxxxxxooooooooloooooooo
ooooooooooooooxxxxxxxxxxxxxxooooooooooooooo
oooo3oo3ooooxxxxxxxxxxxxxxxxxxooo3oooo3oooo
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Create a .txt file in the simplemap folder (with a name start with “0” to be sure it appears in the list) and paste this.