| http://www.w3.org/ns/prov#value | - Referring now to FIG. 1, reference numeral 1 is an artery such as brachial artery of the human body, reference numeral 2 is a vein such as axillary vein of the human body, and reference numeral 3 is a blood vessel for bypass transplanted between the artery 1 and the vein 2 in order to return blood at the vein 2 from the artery 1.
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