Indian philosopher second and third centuries who wrote Nyaya Sutras. (6) [I have "gautama" (7 letters) but the 't' is in the wrong place for 2d (the amen corner).
HI! J-J, trust you to come up trumps! Just got back from Spain where I thought I was going to escape Tony Blair but it didn't work out. Well not for now but another expedition will be made next month.
(Actually it was the Answer Bank that brought us back!)