add relation waterway Szprotawa
add relation waterway Oleśnica
add relation waterway Mała Wełna
add relation waterway Swędrnia
add relations waterways Liswarta and Meszna
add relations waterways Czernca and Głomia
add sidestreams to waterway Lesse
make waterway Lesse (Province de Namur)
Relation Stepenitz: roles für ways ergänzt, geordnet
Wasserstraße Stepenitz als Relation angelegt