<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE MetaDataFile SYSTEM "metadata.dtd">
<MetaDataFile>
<Ask>
<When><Destination Description="FAX" /></When>
<MetaData Required = "yes"
Id = "FAX_NUM_IETF"
Prompt = "FAX Number:" 
Pattern = "[0-9]+" />
<Output Description= "fax=$FAX_NUM_IETF$@fax.company.com" />
</Ask>
</MetaDataFile>