The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.
Happened as dated, per the pin description: "…ts on the calendar for the industry and debuts will include the BMW 4 Series Convertible, new MINI,…"
Cars.com confirms the 2013 LA Auto Show ran Nov. 22 - Dec. 1 with press-only access Nov. 19-21, aligning closely with the pin's stored Nov 21 - Dec 2 window, and calls out the Porsche Macan among the debuts named in the pin.
PR Newswire's own release confirms LA Auto Show press days were Nov. 20-21, 2013, with the public show running Nov. 22 - Dec. 1, and touts "22 world debuts" spanning BMW, MINI, Mercedes-Benz and Porsche - matching the pin's stored Nov 21 - Dec 2, 2013 window and its listed debuts.
Motor Authority reports the 2013 LA Auto Show beginning Nov. 20 with "22 new concept and production car debuts confirmed," explicitly naming the Porsche Macan, BMW 4 Series, MINI Cooper and Mercedes S65 AMG - the same vehicles the pin's description highlights.
Something missing or wrong? Say it in your own words: a link that backs this pin up, a different start or end date and why, or a fact it lacks or gets wrong. The AI checks it against this pin's sources, searches for better ones, and adds any page that backs you up. The pin's own sources still count most.