Historical clue formulations

• Indian ox — 2020-12-15
• Holy cow — 2014-12-02
• Humped ox — 2011-09-21
• Indian bovine — 2009-11-08
• Domesticated ox in India — 2008-09-09
• Indian bovine with a humped shoulder — 2004-05-22
• Humped ox — 1999-11-07
• Hump-shouldered bovine — 1996-08-07
• Indian ox — 1996-01-09