<s>
Proxy-Based	B-Application
Estimating	I-Application
(	O
PROBE	O
)	O
is	O
an	O
estimating	O
process	O
used	O
in	O
the	O
Personal	O
Software	O
Process	O
(	O
PSP	O
)	O
to	O
estimate	O
size	O
and	O
effort	O
.	O
</s>
