cldf_id,cldf_description,cldf_targetParameterReference,cldf_sourceParameterReference,cldf_edgeIsDirected,Source,Target,Forms,Varieties,Languages,Families LONG-STRETCH,,214,1203,1,LONG,STRETCH,10,10,10,6 PULL-STRETCH,,214,1455,1,PULL,STRETCH,18,18,16,8