The rival Kurdistan Democratic Party ( KDP ) , which accuses Iran of supporting the PUK , said on Thursday that its forces had halted an Iranian-backed attack by thousands of PUK fighters .
<response> The rival <organization>Kurdistan Democratic Party</organization> ( <organization>KDP</organization> ) , which accuses <location>Iran</location> of supporting the <organization>PUK</organization> , said on Thursday that its forces had halted an Iranian-backed attack by thousands of <organization>PUK</organization> fighters . </response>