Question: when was the last year thanksgiving was on the 23rd
[{'answer': '2017', 'provenance': [{'wikipedia_id': '8304348', 'title': 'Thanksgiving (United States)', 'start_paragraph_id': 90, 'start_character': 258, 'end_paragraph_id': 90, 'end_character': 262, 'bleu_score': 1.0, 'section': 'Section::::Traditional celebrations.:Sports.:Other sports.\n'}]}, {'provenance': [{'wikipedia_id': '8304348', 'title': 'Thanksgiving (United States)', 'section': 'Section::::Traditional celebrations.:Sports.:Other sports.\n', 'start_paragraph_id': 90, 'end_paragraph_id': 90, 'meta': {'evidence_span': ['2017', '2017', 'The world championship pumpkin chunking contest was held in early November in Delaware and televised each Thanksgiving on Science Channel, but a lawsuit arising from an injury suffered by one of the producers in the 2016 event caused the cancellation of the 2017 one.']}}]}, {'provenance': [{'wikipedia_id': '7931622', 'title': 'NFL on Thanksgiving Day', 'section': 'Section::::History.:Throwback uniforms.\n', 'start_paragraph_id': 15, 'end_paragraph_id': 15, 'meta': {'evidence_span': ['2017', '2017', 'respective stadiums. In 20012004, and again in 2008, 2010, and 2017 the Detroit Lions have worn throwback uniforms based on their very early years. From 2001 to 2003, Dallas chose to represent the 1990s Cowboys dynasty by wearing the navy "Double-Star" jersey not seen since 1995. In , the team wore uniforms not seen since . In 2009, to celebrate the 50th anniversary of the AFL, both Dallas and Oakland played in a "AFL Legacy Game." In 2013, the Cowboys intended to wear their 1960s throwbacks, but chose not to do so after the NFL adopted a new policy requiring players and teams to utilize only one helmet a season to address the league\'s new concussion protocol; rather than sport an incomplete throwback look, the Cowboys instead wore their standard blue jerseys at home for the first time since 1963. In 2015, the Cowboys resurrected their 1994 white "Double-Star" jerseys only this time wore them with white pants as part of the league\'s "Color Rush", a trial run of specially-designed, monochromatic jerseys to be worn during Thursday games.']}}]}, {'provenance': [{'wikipedia_id': '7931622', 'title': 'NFL on Thanksgiving Day', 'section': 'Section::::Thanksgiving Day standings.:Notable appearance droughts.\n', 'start_paragraph_id': 66, 'end_paragraph_id': 66, 'meta': {'evidence_span': ['2017', '2017', 'Since 2010, several appearance droughts have ended. New Orleans, Cincinnati, Baltimore, Houston, and Carolina all played their first Thanksgiving games during this time frame. San Francisco likewise played their first Thanksgiving game since 1972 in 2011, and the Los Angeles Chargers, who last played on the holiday in 1969 (while the team was still an AFL franchise in San Diego) before actually joining the league, appeared for the first time as an NFL member in 2017. Since 1989, informal and sometimes lighthearted Man of the Match awards have been issued by the networks broadcasting the']}}]}, {'provenance': [{'wikipedia_id': '168851', 'title': 'Common year starting on Sunday', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['2017', 'A common year starting on Sunday is any non-leap year (i.e. a year with 365 days) that begins on Sunday, 1 January, and ends on Sunday, 31 December. Its dominical letter hence is A. The most recent year of such kind was 2017 and the next one will be 2023 in the Gregorian calendar, or, likewise, 2018 and 2029 in the obsolete Julian calendar, see below for more. Any common year that starts on Sunday, Monday or Tuesday has two Friday the 13ths. This common year contains two Friday the 13ths in January and October.']}}]}]