{
  "file_type": "triangulation_file",
  "format_version": "1.1",
  "fallback_strategy": "nearest_centroid",
  "transformed_components": [ "horizontal" ],
  "vertices_columns": [ "source_x", "source_y", "target_x", "target_y" ],
  "triangles_columns": [ "idx_vertex1", "idx_vertex2", "idx_vertex3" ],
  "vertices": [
	  [0, 0, 0, 0],
	  [1, 0, 1, 0],
	  [1, 1, 1, 1],
	  [4, 0, 100, 0],
	  [100, 0, 100, 1],
	  [100, 1, 4, 0]
  ],
  "triangles": [ [0, 1, 2], [3, 4, 5] ]
}