{"schemaVersion":"ready-scan.discovery-surface.v1","id":"urn:readyscan:corpus:buyer-question:tunnel-euralpin-lyon-turin-q19947762-answer-4818c5390e5afd992060","key":"buyer_question:tunnel-euralpin-lyon-turin-q19947762-answer-4818c5390e5afd992060","kind":"buyer_question","slug":"tunnel-euralpin-lyon-turin-q19947762-answer-4818c5390e5afd992060","canonicalUrl":"https://readyscan.ai/corpus/buyer-question/tunnel-euralpin-lyon-turin-q19947762-answer-4818c5390e5afd992060","machineUrl":"https://readyscan.ai/discovery/corpus/buyer-question/tunnel-euralpin-lyon-turin-q19947762-answer-4818c5390e5afd992060.json","datePublished":"2026-10-26","dateModified":"2026-10-26","materialFingerprint":"fnv1a64:2b3705b705a141ca","membershipFingerprint":"fnv1a64:adc083bd74f5d71d","relatedEntitySlugs":["tunnel-euralpin-lyon-turin-q19947762"],"relatedSurfaceKeys":["buyer_question:tunnel-euralpin-lyon-turin-q19947762-answer-41a127aa283c53059e9b","buyer_question:tunnel-euralpin-lyon-turin-q19947762-answer-437eec5462d7f601d1e3","buyer_question:tunnel-euralpin-lyon-turin-q19947762-answer-58a168355a4fccb75d9d","buyer_question:tunnel-euralpin-lyon-turin-q19947762-answer-9e894057e91c08bc2deb","buyer_question:tunnel-euralpin-lyon-turin-q19947762-answer-a6ac6225bce8360dafc2","evidence:tunnel-euralpin-lyon-turin-q19947762"],"sourceIds":["ready-scan-subjects"],"provenance":[{"snapshotId":"tunnel-euralpin-lyon-turin-q19947762-content-c859cd21a612959a-snapshot","sourceId":"ready-scan-subjects","sourceRecordId":"Q19947762","sourceRevisionId":"Q19947762:content:6f2ca64eb470b40a","sourceContentHash":"fnv1a64:54349edf11456c47","recordRevisionId":"Q19947762:content:6f2ca64eb470b40a","recordContentHash":"fnv1a64:be29ab03186ebc55","sourceCanonicalUrl":"https://www.telt.eu/en","sourceModifiedAt":"2026-10-26T14:54:35.915Z","observedOn":"2026-10-26","permission":{"basis":"public_information","evidenceUrl":"https://www.telt.eu/en"},"attributionUrl":"https://www.telt.eu/en"}],"quality":{"method":"same_kind_unique_trigram_floor","minimumUniqueTrigramRatio":0.3,"status":"passed"},"title":"Why build a new line?","summary":"Cited source answers across 1 active corpus record.","question":"Why build a new line?","answers":[{"entitySlug":"tunnel-euralpin-lyon-turin-q19947762","entityName":"Tunnel Euralpin Lyon Turin","answer":"“Because the existing railway line (the Fréjus tunnel, built in 1871) no longer meets current international safety standards.”","sourceUrls":["https://www.telt.eu/en/about/faq"]}]}