cldf_id,cldf_description,cldf_targetParameterReference,cldf_sourceParameterReference,cldf_edgeIsDirected,Source,Target,Forms,Varieties,Languages,Families
STUDY-LEARN,,504,1929,1,STUDY,LEARN,10,10,10,4
STUDY-PUPILSTUDENT,,753,1929,1,STUDY,PUPIL (STUDENT),24,24,22,8
STUDY-SCHOOL,,673,1929,1,STUDY,SCHOOL,27,27,24,9
STUDY-TEACHER,,1038,1929,1,STUDY,TEACHER,8,8,8,4