Edit file File name : st_isvalid08.wkt Content :Style1-thinline;GEOMETRYCOLLECTION (POLYGON (( 10 40, 42 93, 113 105, 180 86, 140 30, 70 10, 10 40 )), POLYGON (( 50 170, 100 190, 138 182, 149 156, 146 137, 113 129, 58 140, 50 170 )), LINESTRING ( 113 105, 113 129 )) Save