id	keyword
gc-298	formation
gc-298	nappe
gc-298	upper
gc-298	unit
gc-298	kozur
gc-298	water
gc-298	sequence
gc-298	zone
gc-298	~enel
gc-298	turkey
gc-298	visean
gc-298	age
gc-298	tavas
gc-298	carboniferous
gc-298	permian
gc-298	shallow
gc-298	ankara
gc-298	limestone