Historical clue formulations

• Wine: Prefix — 2019-02-10
• Wine: Prefix — 2017-08-02
• Wine: Prefix — 2016-10-18
• Wine: Prefix — 2015-04-01
• Vintner's prefix — 2014-05-11
• Sommelier's prefix — 2014-05-04
• Vintner's prefix — 2012-10-13
• Vintner's prefix — 2012-08-22
• Wine: Prefix — 2012-07-22
• Wine: Prefix — 2011-09-27
• Wine: Prefix — 2010-11-11
• Vintner's prefix — 2010-02-13
• Wine: Prefix — 2009-04-15
• Vintner's prefix — 2007-10-27
• Wine: Prefix — 2004-04-03
• Wine: Prefix — 2003-09-14
• Wine: Prefix — 2002-11-10
• Vintner's prefix — 2002-05-22
• Wine: Prefix — 2001-11-07