
# format patterns
F(f)=G. 'aroko' y. 'urteko' MMMM d, EEEE
F(l)=G. 'aroko' y. 'urteko' MMMM d
F(m)=G. 'aroko' y('e')'ko' MMM d
F(s)=GGGGG y-MM-dd
