I'm a little bit bored, please don't kill me for this post :-) 

sub
map my base
my base map 
base map my

[download]
... what is it? ...

Update: added a little clue

perl -Te 'print map { chr((ord)-((10,20,2,7)[$i++])) } split //,"turo"'

In reply to A silly hieroglyphic by turo

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