v.extract
Vector (v.*)
ParameterVector|input|input|-1|False
ParameterString|type|type|point,line,boundary,centroid,area,face
ParameterString|layer|layer|1
ParameterString|list|list|
ParameterString|where|where|
ParameterString|file|file|/file
ParameterString|random|random|
ParameterString|new|new|-1
ParameterBoolean|-d|-d|True
ParameterBoolean|-t|-t|True
ParameterBoolean|-r|-r|True
OutputVector|output|output
