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insert","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"strolleria-com--britax-prism-full-size-travel-system-with-willow-s-infant-car-seat-and-alpine-base:quick:source:1:guide:artefact:880598a059d4b1b4f7df3d9a96cb0b2c47f07c28fcc12be596f07b25856baa6e","start":1282,"end":1321,"summary_id":null,"excerpt_id":null,"span_sha256":"9f9e2316f3f9d967f951aacada6d91b2e635302871f5fe0c44932de578f02fad","source_locator":"characters 1282 to 1321 of the retained text"}}],"facet_texts":[],"gaps":[{"id":"strolleria-com--britax-prism-full-size-travel-system-with-willow-s-infant-car-seat-and-alpine-base:pack:3:gap:facets:1","source_type":"facets","url":null,"reason":"embeddings skipped in the deep lane","detail":"the deep lane makes no embedding call; this pack has no facet texts and no vectors","recorded_at":"2026-10-13T00:25:05.539Z"},{"id":"strolleria-com--britax-prism-full-size-travel-system-with-willow-s-infant-car-seat-and-alpine-base:pack:3:gap:review:0","source_type":"review","url":"https://www.reddit.com/r/Buyingforbaby/comments/1w3yyct/britax_vs_chicco_travel_system/","reason":"not read","detail":"Reddit's public .json view of the thread: The server refused RoboTrunk's named fetcher (HTTP 403). It is not retried under another identity. It is never retried in a browser.","recorded_at":"2026-10-13T00:25:05.539Z"}],"facet_check":null,"evidence_depth":{"note":"Deep read: the store's own data and 9 outside pages (the store's own product page; maker page; manual; regulator recall search (CPSC (United States)); regulator recall search (Health Canada); official safety test results (CREP, the Child Restraint Evaluation Program); official safety test results (NHTSA's Car Seat Ease of Use Ratings); official safety test results (ADAC's child seat test)), each read in full by RoboTrunk and trimmed to its main content, then written up and checked. Facts from the maker or a manual quote the page word for word; what real users report is summarised with a link to the page read. Recall status was checked directly with CPSC (United States), Health Canada: CPSC recall search returned no recall records for this product. Health Canada's open data lists 23 Britax records, but none names the Prism Travel System, Willow S, or Alpine base. No recall applies to this exact model. Official safety test results were looked up directly with CREP, the Child Restraint Evaluation Program, NHTSA's Car Seat Ease of Use Ratings, ADAC's child seat test: CREP, the Child Restraint Evaluation Program (Australia and New Zealand): CREP's published list of 216 tested seats includes many Britax Safe-N-Sound models, but no Prism Travel System, Willow S infant car seat, or Alpine base; the list is every seat CREP has published a rating for, so this product has not been rated by CREP. NHTSA's Car Seat Ease of Use Ratings (United States): NHTSA rated the Britax Willow S infant car seat (model E1C993XDI) rear-facing: overall 4 of 5 stars, securing the child 3 of 5, labels 5 of 5, vehicle installation features 5 of 5, instructions 3 of 5. The travel system includes this seat; the Alpine base is not separately rated as used here. ADAC's child seat test (Germany, the UK and Europe): ADAC's published list of 527 tested seats since 2015 includes Britax Römer models but none named Prism, Willow S, or Alpine; no listing for this travel system. Not read, because they are member-only or refused RoboTrunk: Consumer Reports car seat ratings, Which? child car seat tests, Which? pushchair tests, CHOICE pram and stroller tests, Stiftung Warentest pram and buggy tests, JPMA certified products. Still open, with no evidence found: What is the warranty length and what does it cover?; How thick and plush is the stroller seat fabric?; Does the stroller fabric feel soft or rough to the touch?; What tools are needed to assemble the Prism stroller?; How durable is the Prism stroller over time, and what tends to break?; What do real owners say about the Prism travel system?; Does the folded stroller fit in a compact car trunk?; Are replacement parts available for the Prism stroller?; How do you clean the stroller frame and wheels?; What are the full warnings printed in the Prism user guide?; Can the toddler seat be used from birth?; Does the Willow S car seat click into shopping carts?; Is the stroller seat fabric removable for washing?; What is the folded size with the infant car seat attached?; Does the stroller canopy provide full sun coverage?.","tier":"complex","depth":"trimmed_read","model":"deepseek-flash","recall":{"note":"CPSC recall search returned no recall records for this product. Health Canada's open data lists 23 Britax records, but none names the Prism Travel System, Willow S, or Alpine base. No recall applies to this exact model.","status":"no_recall_found","regulators_asked":["CPSC (United States)","Health Canada"]},"sources":[{"url":"https://strolleria.myshopify.com/products.json","role":"the store's own data","retained":true},{"url":"https://strolleria.myshopify.com/products/britax-prism-full-size-travel-system-with-willow-s-infant-car-seat-and-alpine-base","role":"the store's own product page","retained":true},{"url":"https://www.britax.ca/prism-travel-system","role":"maker page","retained":true},{"url":"https://us.britax.com/support/instructional-videos-and-user-manuals","role":"manual","retained":true},{"url":"https://britaxcanada.squarespace.com/user-guides-installation-videos","role":"manual","retained":true},{"url":"https://www.saferproducts.gov/RestWebServices/Recall?format=json&Manufacturer=Britax","role":"regulator recall search (CPSC (United States))","retained":true},{"url":"https://recalls-rappels.canada.ca/sites/default/files/opendata-donneesouvertes/HCRSAMOpenData.json","role":"regulator recall search (Health Canada)","retained":true},{"url":"https://www.childcarseats.com.au/api/v1/child_car_seats/filter_data/retrieve?_format=json","role":"official safety test results (CREP, the Child Restraint Evaluation Program)","retained":true},{"url":"https://api.nhtsa.gov/childSeats?dataSet=ratings","role":"official safety test results (NHTSA's Car Seat Ease of Use Ratings)","retained":true},{"url":"https://www.adac.de/rund-ums-fahrzeug/ausstattung-technik-zubehoer/kindersitze/kindersitztest/","role":"official safety test results (ADAC's child seat test)","retained":true}],"reasoning":"low","embeddings":"skipped in the deep lane: no embedding call is made here","safety_tests":{"asked":["CREP, the Child Restraint Evaluation Program","NHTSA's Car Seat Ease of Use Ratings","ADAC's child seat test"],"walled":[{"reason":"Consumer Reports' car seat ratings pages declare themselves not free to read (isAccessibleForFree false, read 25-Sep-2026); RoboTrunk never reads past a paywall.","programme":"Consumer Reports car seat ratings"},{"reason":"Which? shows its child car seat test results to members only (read 25-Sep-2026); RoboTrunk never reads past a membership wall.","programme":"Which? child car seat tests"},{"reason":"Which? shows its pushchair test results to members only (read 25-Sep-2026); RoboTrunk never reads past a membership wall.","programme":"Which? pushchair tests"},{"reason":"CHOICE shows its pram test scores to members only (\"Join to compare\", read 25-Sep-2026); RoboTrunk never reads past a membership wall.","programme":"CHOICE pram and stroller tests"},{"reason":"Stiftung Warentest's buggy test results are paid content (\"freischalten\", read 25-Sep-2026); RoboTrunk never reads past a paywall.","programme":"Stiftung Warentest pram and buggy tests"},{"reason":"JPMA's certified products list refused RoboTrunk's named fetcher (HTTP 403, 25-Sep-2026). It is not retried under another identity.","programme":"JPMA certified products"}],"results":[{"status":"not_tested","summary":"CREP's published list of 216 tested seats includes many Britax Safe-N-Sound models, but no Prism Travel System, Willow S infant car seat, or Alpine base; the list is every seat CREP has published a rating for, so this product has not been rated by CREP.","programme":"CREP, the Child Restraint Evaluation Program (Australia and New Zealand)","source_url":"https://www.childcarseats.com.au/api/v1/child_car_seats/filter_data/retrieve?_format=json"},{"status":"tested_this_model","summary":"NHTSA rated the Britax Willow S infant car seat (model E1C993XDI) rear-facing: overall 4 of 5 stars, securing the child 3 of 5, labels 5 of 5, vehicle installation features 5 of 5, instructions 3 of 5. The travel system includes this seat; the Alpine base is not separately rated as used here.","programme":"NHTSA's Car Seat Ease of Use Ratings (United States)","source_url":"https://api.nhtsa.gov/childSeats?dataSet=ratings"},{"status":"not_tested","summary":"ADAC's published list of 527 tested seats since 2015 includes Britax Römer models but none named Prism, Willow S, or Alpine; no listing for this travel system.","programme":"ADAC's child seat test (Germany, the UK and Europe)","source_url":"https://www.adac.de/rund-ums-fahrzeug/ausstattung-technik-zubehoer/kindersitze/kindersitztest/"}]},"searched_for":["maker_page","manual","recall_notices","owner_reviews","blogs","forums","video_reviews"],"open_questions":["What is the warranty length and what does it cover?","How thick and plush is the stroller seat fabric?","Does the stroller fabric feel soft or rough to the touch?","What tools are needed to assemble the Prism stroller?","How durable is the Prism stroller over time, and what tends to break?","What do real owners say about the Prism travel system?","Does the folded stroller fit in a compact car trunk?","Are replacement parts available for the Prism stroller?","How do you clean the stroller frame and wheels?","What are the full warnings printed in the Prism user guide?","Can the toddler seat be used from birth?","Does the Willow S car seat click into shopping carts?","Is the stroller seat fabric removable for washing?","What is the folded size with the infant car seat attached?","Does the stroller canopy provide full sun coverage?"]}}