A product taxonomy for the Self-Service Platform MUST include a related content prologue.
A related content prologue for the Self-Service Platform MUST include a /@ type='relevance'.
Value of minimum match level () is higher than the number of non-top-level facets available (); (see facet/@xml:id='').
A product taxonomy will usually have at least one top-level facet with @suppressInBrowse='true'.
A product taxonomy may have at least one top-level facet with @displayHint='true'.
Alternate ID must contain a text value.