tile edges matches {{N E S W}*}
num tile types=4
num binding types=3
tile edges={
{3 1 0 3}
{3 3 0 1}
{0 2 3 3}
{0 3 3 2}}
binding strengths=
{2 2 1}
seed=130,130,1
Gse=10
Gmc=19
block=3