Assertion: domain name's address | /r/CapableOf | use various separators
Facets:
value: between the tag
type: LOCATION
value: between the base name
type: OTHER
Source sentences:
text: Addresses of this form, using various separators between the base name and the tag, are supported by several email services, including Runbox (plus), Gmail (plus), Rackspace (plus), Yahoo!