LA - intersection at NV: {A-Bdy, A-Int} = {B-Bdy, B-Int} LINESTRING(100 120, 100 240) POLYGON( (40 60, 160 60, 160 180, 40 180, 40 60)) true LA - intersection at V: {A-Bdy, A-Int} = {B-Bdy, B-Int} LINESTRING(80 80, 140 140, 200 200) POLYGON( (40 40, 140 40, 140 140, 40 140, 40 40)) true LmA - intersection at NV, L contained in A LINESTRING(70 50, 70 150) MULTIPOLYGON( ( (0 0, 0 100, 140 100, 140 0, 0 0)), ( (20 170, 70 100, 130 170, 20 170))) true LA - A crosses B at {shell-NV, hole-V} LINESTRING(60 160, 150 70) POLYGON( (190 190, 360 20, 20 20, 190 190), (110 110, 250 100, 140 30, 110 110)) true LA - A intersects B at {shell-NV}, B-Int, {hole-V} LINESTRING(60 160, 150 70) POLYGON( (190 190, 360 20, 20 20, 190 190), (111 110, 250 100, 140 30, 111 110)) true LA - A crosses B hole at {hole1-V, hole2-NV} LINESTRING(80 110, 170 110) POLYGON( (20 200, 20 20, 240 20, 240 200, 20 200), (130 110, 60 40, 60 180, 130 110), (130 180, 130 40, 200 110, 130 180)) true LA - A crosses B hole at {hole1-V}, B-Int, {hole2-NV} LINESTRING(80 110, 170 110) POLYGON( (20 200, 20 20, 240 20, 240 200, 20 200), (130 110, 60 40, 60 180, 130 110), (130 180, 131 40, 200 110, 130 180)) true LA - Line with endpoints in interior but crossing exterior of multipolygon LINESTRING(160 70, 320 230) MULTIPOLYGON( ( (140 110, 260 110, 170 20, 50 20, 140 110)), ( (300 270, 420 270, 340 190, 220 190, 300 270))) true LA - Line with a very small piece in the exterior between parts of a multipolygon LINESTRING(100 140, 100 40) MULTIPOLYGON( ( (20 80, 180 79, 100 0, 20 80)), ( (20 160, 180 160, 100 80, 20 160))) true LA - Line contained completely and spanning parts of multipolygon LINESTRING(100 140, 100 40) MULTIPOLYGON( ( (20 80, 180 80, 100 0, 20 80)), ( (20 160, 180 160, 100 80, 20 160))) true LA - overlapping ring and triangle LINESTRING(110 60, 20 150, 200 150, 110 60) POLYGON( (20 20, 200 20, 110 110, 20 20)) true