<s>
A	O
graph	B-Application
reduction	I-Application
machine	I-Application
is	O
a	O
special-purpose	O
computer	O
built	O
to	O
perform	O
combinator	B-Application
calculations	O
by	O
graph	B-Application
reduction	I-Application
.	O
</s>
<s>
Examples	O
include	O
the	O
SKIM	O
(	O
"	O
S-K-I	O
machine	O
"	O
)	O
computer	O
,	O
built	O
at	O
the	O
University	O
of	O
Cambridge	O
Computer	O
Laboratory	O
,	O
and	O
the	O
multiprocessor	O
GRIP	O
(	O
"	O
Graph	B-Application
Reduction	I-Application
In	O
Parallel	O
"	O
)	O
computer	O
,	O
built	O
at	O
University	O
College	O
London	O
.	O
</s>
