Historical clue formulations

• Fixes, in a way — 2020-11-26
• Fixes — 2018-02-16
• Neuters — 2011-09-07
• Emasculates — 2010-02-20
• Neuters — 2001-09-30
• Neuters, as a horse — 1998-09-23
• Neuters — 1996-05-05