Any Colour, As Long As It’s Not Black
Henry learnt snooker scoring basics: pot a red (=1pt), not counting as a colour, then a colour (yellow=2pt, green=3pt, brown=4pt, blue=5pt, pink=6pt or black=7pt), alternately. Potted reds stay out of play, while a colour potted immediately after a red returns to play. Once the last red and accompanying colour are potted, then pot the colours in the aforementioned sequence. A miss or foul lets your opponent play. With fifteen reds available, Henry scored the first points (a prime number) as described, then missed a red with a foul, yielding four points to Ford. Only with these four points could Ford possibly win. Potting all the remaining reds, each followed by colours other than black, then the colours