-<triple>
- <boolean>
- <value>prox</value>
- <modifiers>
- <modifier>
- <type>distance</type>
- <comparison><</comparison>
- <value>3</value>
- </modifier>
- </modifiers>
- </boolean>
- <leftOperand>
- <searchClause>
- <index>cql.serverChoice</index>
- <relation>
- <value>=</value>
- </relation>
- <term>cat</term>
- </searchClause>
- </leftOperand>
- <rightOperand>
- <searchClause>
- <index>cql.serverChoice</index>
- <relation>
- <value>=</value>
- </relation>
- <term>hat</term>
- </searchClause>
- </rightOperand>
-</triple>