Filler game
Player and computer each try to conquer the most fields.
Player starts at left bottom and computer at right top.
At each turn, a new color is chosen and area extended.
Press 1 .. 6 to choose color. At the left side of the board the top
color has nr 1 and the bottom color nr 6. The current colors of player
and opponent can not be chosen. The current area receives the new color
and is extended with all bordering areas of the chosen color.
Have fun!