Layer Estimates:

Layer: Markegrenzen Drenthe (ID:0)
Count: 129
Extent:

XMin: 204352.093800001
YMin: 514127.4375
XMax: 269918.718800001
YMax: 580512.375
Spatial Reference: 28992 (28992)

Layer: Markegrenzen Overijssel (ID:1)
Count: 224
Extent:

XMin: 181469.938000001
YMin: 459728.030999998
XMax: 269799.219
YMax: 541031.750000001
Spatial Reference: 28992 (28992)