Using of OR operator in form

Hi,

I want to implement or operator in below mention code using ODK build v3.5,but it's not working.
(/data/Province != 'ICT') or (/data/worker_CNIC != 'Alien')

Here is my code:
OR_Operator.xml (8.4 KB)

Please guide me.
Regards,

Thanks
Resolved my issue.