<s>
Refined	B-Language
Printing	I-Language
Command	I-Language
Stream	I-Language
,	O
also	O
known	O
as	O
RPCS	O
,	O
is	O
a	O
vector-based	O
printing/duplicating	O
control	O
protocol	O
,	O
designed	O
for	O
communication	O
between	O
Microsoft	O
Windows	O
PC	O
clients	O
,	O
and	O
several	O
lines	O
of	O
Ricoh	O
copiers	O
.	O
</s>
