... .. .. .. .. .. .. .. .. . .. .. ....,,--~~'俗俗俗俗俗俗'~~--,
... ... ... ... ... ...,,-~俗::::::::::::::::::::::::::::::::::俗'~,,
... ... ... ... ..,,~::::::::::::::::::::::::::::::::::::::::::::::::::::~,
... ... ... ..,,-:::::::::::::::/::::::/::::::::::::::::\:::::::::::::::-,::-,:
... ... ...,-:::::,-:::/:::::/::::::/:::::::::::::::::\:::::::::::::::\::::\::.
...... ... .,-:::::::/:::: :::: :::::: ::::::::::::::::::\\:::::::::::: :::::\:::\::\
... ... /::::::::: ::::: :::: \::::::\:\::::::::::::::::: |::::::::::: :/::::: ::: ::\
... .../::::::::::::\:::::::\::::'\-,::::\:\,:::::::::::::: ::::::::::,//::::::/::::
... ../::::::::::::::'\::::::