On the fields of the draughts board you see the numbers of naturels ending on that specific field, based on the 150.0438 of draughts problems in the databaseMAN NATUREL (4205x): KING NATUREL (3802x): MAN+KING NATUREL (8007x):
TurboDambase compositions 2013. The darker the colour, the more a naturel ends on that field. Surprising or easily explicable!?