SubjectPredicateObjectGraph
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SRID=28992;POLYGON((163550.169 ...... 550.16979098 486437.10012533))
SRID=28992;POLYGON((184005.179 ...... 005.17944473 556801.56473924))
SRID=28992;POLYGON((215799.526 ...... 799.52616983 594428.49161839))
SRID=28992;POLYGON((168436.095 ...... 436.09593194 583037.41091078))