Sorry Laurie, but it's not that. This is probably one of the tougher questions, but the answer (or at least the way to unravel it) is staring everyone in the face.
Half an hour before the final clue. Of course, at that point, the prize might have changed.
Best
Rob
Abraham Lincoln is the only man, dead or alive, with whom I could have spent five years without one hour of boredom.
--Ida M. Tarbell
I want the respect of intelligent men, but I will choose for myself the intelligent.