<#IsSubject>Ymateb i wahoddiad: <#summary/> <#IsBody><#attendee/><#HasSentBy> (anfon gan <#sentBy/>) wedi <#HasAccepted>wedi derbyn<#HasDeclined>wedi gwrthod<#HasNotAcceptedNotDeclined>heb benderfynu ar eich gwahoddiad eto.