REASONER

7 recorded uses

Date	Clue
2008-08-23	Human as opposed to an animal, notably
2006-11-16	Logician
2004-02-08	Logician
2002-04-17	Logician
2001-09-14	Mr. Spock, notably
1997-03-15	Syllogist
1994-07-20	Logician