Pieces =  22
cksum.aa = 373925165 240640
cksum.ab = 2315009737 240640
cksum.ac = 3944366800 240640
cksum.ad = 4067135985 240640
cksum.ae = 725462585 240640
cksum.af = 2597043108 240640
cksum.ag = 244557325 240640
cksum.ah = 3703636127 240640
cksum.ai = 1363867589 240640
cksum.aj = 2495348703 240640
cksum.ak = 1975530643 240640
cksum.al = 3413281410 240640
cksum.am = 2916111623 240640
cksum.an = 991048564 240640
cksum.ao = 2101259800 240640
cksum.ap = 2692022679 240640
cksum.aq = 572237511 240640
cksum.ar = 3302449021 240640
cksum.as = 2020678631 240640
cksum.at = 93410493 240640
cksum.au = 2603863918 240640
cksum.av = 1702654824 212377