Assertion: title tag | /r/HasProperty | unique
Facets:
value: as a rule
type: MANNER
Source sentences:
text: In this case, you wouldn’t have to manually write all product title tags and can ensure they are unique.
text: As a rule, H1 and Title tags should be unique, keyword oriented and express the main intent of a web page.
text: Each title tag must be unique (never use the same title tag on other pages).