Pieces =  23
cksum.aa = 1715596089 240640
cksum.ab = 651763483 240640
cksum.ac = 1453333851 240640
cksum.ad = 3192112413 240640
cksum.ae = 914681882 240640
cksum.af = 228132839 240640
cksum.ag = 1145675671 240640
cksum.ah = 2976335261 240640
cksum.ai = 298335169 240640
cksum.aj = 413568612 240640
cksum.ak = 1783950896 240640
cksum.al = 1168547876 240640
cksum.am = 1659049634 240640
cksum.an = 1118441935 240640
cksum.ao = 3009991802 240640
cksum.ap = 2090868036 240640
cksum.aq = 784150813 240640
cksum.ar = 764645244 240640
cksum.as = 3060398888 240640
cksum.at = 2731013001 240640
cksum.au = 3311442923 240640
cksum.av = 4075198042 240640
cksum.aw = 3336806183 7980