Historical clue formulations

• Peanut, for one — 2017-01-31
• Pea or peanut — 2012-10-03
• Pea, for one — 2009-04-01
• Peanut, e.g. — 2007-11-26
• Lentil or bean — 2006-11-05
• Peanut, for one — 2006-05-08
• Peanut, e.g. — 2004-04-11
• Pea or bean — 2002-11-28
• Lentil, e.g. — 1999-04-11
• Fiber source — 1998-01-21
• Mesquite or mimosa, e.g. — 1997-12-21
• Pea, e.g. — 1995-11-29
• Pea, e.g. — 1994-11-17