As heard by Delaney and I on our walk around the neighborhood yesterday...  Truly an example where just playing the game is more fun than strategy...

Cole:  I spy with my little eye something red...and white...that's an octagon...and says "Stop"...

And, later I was informed that 1f is an f-teen.  So silly.  But, when he writes them so nicely, I really can't argue...