Update to sdo-tourisum-examples.txt
Update to sdo-tourisum-examples.txt

Corrected some RDFa examples with incorrect syntax
vholland/schemaorg,schemaorg/schemaorg,schemaorg/schemaorg,schemaorg/schemaorg,schemaorg/schemaorg,vholland/schemaorg,vholland/schemaorg,vholland/schemaorg,schemaorg/schemaorg