Pieces =  19
cksum.aa = 734735288 240640
cksum.ab = 2271091866 240640
cksum.ac = 3300551917 240640
cksum.ad = 2236221319 240640
cksum.ae = 2679035940 240640
cksum.af = 656977440 240640
cksum.ag = 2641530899 240640
cksum.ah = 2561187412 240640
cksum.ai = 134434985 240640
cksum.aj = 220095783 240640
cksum.ak = 317574926 240640
cksum.al = 2821237471 240640
cksum.am = 2543227389 240640
cksum.an = 1678781310 240640
cksum.ao = 1427500918 240640
cksum.ap = 718780788 240640
cksum.aq = 4175259136 240640
cksum.ar = 4266267138 240640
cksum.as = 581612804 207543