SubjectPredicateObjectGraph
POLYGON((4.3540474559989 52.01 ...... 540474559989 52.010125301456))
POLYGON((5.9622963091169 52.21 ...... 622963091169 52.212025866668))
POLYGON((4.8843235228889 52.33 ...... 838709088095 52.334072571617))
POLYGON((6.8502192788642 52.23 ...... 8502192788642 52.23991004082))