<s>
CLP(R )	O
is	O
a	O
declarative	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
It	O
stands	O
for	O
constraint	B-Application
logic	I-Application
programming	I-Application
(	O
Real	O
)	O
where	O
real	O
refers	O
to	O
the	O
real	O
numbers	O
.	O
</s>
<s>
It	O
can	O
be	O
considered	O
and	O
is	O
generally	O
implemented	O
as	O
a	O
superset	O
or	O
add-on	O
package	O
for	O
a	O
Prolog	B-Language
implementation	O
.	O
</s>
