Sirjansland Sirjansland Sirjansland 1812 Sirjansland MULTIPOLYGON(((4.055531 51.673741,4.050954 51.672279,4.048607 51.67302,4.046633 51.673404,4.044895 51.673203,4.042082 51.672493,4.041129 51.670359,4.039748 51.670343,4.038593 51.672543,4.033415 51.673161,4.02886 51.674826,4.026536 51.674753,4.024163 51.677506,4.025759 51.677983,4.024358 51.681293,4.040632 51.683549,4.05422 51.67885,4.055531 51.673741))) 1816-01-01