メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.735472285957 35.2435511339311, 136.735636680239 35.2440125809077, 136.735744233892 35.244452418179, 136.735738274682 35.2447274112076, 136.734670911314 35.2448317594666, 136.73457554518 35.2446849369023, 136.734261655449 35.243949006644, 136.734052243809 35.2434957821192, 136.733800920164 35.2426668268613, 136.733753818671 35.2425406683926, 136.734230331498 35.2426844647255, 136.734392963555 35.2427967319503, 136.735372821756 35.2427023596701, 136.73538275965 35.2427383825384, 136.735620738206 35.2435044703146, 136.735472285957 35.2435511339311)) ^^http://www.opengis.net/ont/geosparql#wktLiteral