{"generated":"2026-10-19","source":"OpenStreetMap land polygons (osmdata.openstreetmap.de land-polygons-split-4326, from natural=coastline), ODbL","licence":"ODbL 1.0","attribution":"© OpenStreetMap contributors, Open Database License (openstreetmap.org/copyright). Derived database: docs/launch/odbl/.","block":{"s":30,"w":50,"n":35,"e":55},"res":0.01,"W":500,"H":500,"n":249734,"cells":"eNrt0rENgDAMRUFHKSgZgVEyWlZmg9CwwS8ixF1vPVn2WgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAr3tG4y2LH9F4jSjes/gZxWtrPDp69Sw+fhu/vhuvLB79a7WNmz80Q3vj"}