Recorded per source; the attribution line is shown on every page that uses a value from this source.
Quirks recorded by the connector author (access method, limits, robots exceptions).
Metro pages /locations/<region>/<metro>/ carry one JSON-LD LocalBusiness per facility (street address). MW on these pages is a metro total and is not attributed to a single facility. Google Maps links on the page point at corporate offices and are ignored.
Current provenance rows by entity type, and archived documents by page type.
How this source is read.
59 facilities carry at least one current value observed here.
The public index does not filter facilities by source yet. Browse the facilities index — each facility page lists, field by field, which source backs which value, with first/last observation dates and a link to the page it was read from.