mapnik/tests/data/csv/poly_wkt.csv

1	type	WKT
2	polygon	POLYGON ((30 10, 10 20, 20 40, 40 40, 30 10))
3	polygon	POLYGON ((35 10, 10 20, 15 40, 45 45, 35 10),(20 30, 35 35, 30 20, 20 30))