{"urn":"urn:matchory:brand:01m772npbrerhragvw21gdn7jm","attribute":"urn:matchory:attribute:profile:trade_name","history":[{"value":"Blue portfolio","source":"company_website","producer_kind":"ai","origin_urn":"urn:matchory:domain:01m772nn74e03vc51rxxvqfrse","confidence":null,"valid_from":null,"valid_to":null,"observed_at":"2026-11-12T05:11:11.463574+00:00","last_observed_at":"2026-11-12T05:11:11.463574+00:00","retracted_at":null,"evidence":[{"url":"https://www.siemens-energy.com/global/en/home/products-services/product-offerings/substations.html","quote":"The Siemens Energy\n[Blue portfolio](https://www.siemens-energy.com/global/en/home/products-services/product-offerings/blue-high-voltage-products.html)\nuses clean air for insulation","locator":"products","retrieved_at":"2026-11-10T17:26:20.185207+00:00"}]}]}