| http://www.w3.org/ns/prov#value | - Furthermore, each block 2 includes: a marker region including a certain number of consecutive black markers 5 arranged in four corners of each block 2 for use in finding out read reference points for reading each data (data dots 4) in the data dot pattern region 3; pattern dots 6 which is a set of isolated dots arranged between the markers 5 for use in finding the read reference points with a furt
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