id	keyword
amq-459	et al
amq-459	albano
amq-459	maar
amq-459	age
amq-459	activity
amq-459	albano maar
amq-459	fig
amq-459	lake
amq-459	funiciello
amq-459	freda
amq-459	products
amq-459	deposit
amq-459	marra
amq-459	time
amq-459	karner
amq-459	hills
amq-459	gra
amq-459	ah18
amq-459	40ar/39ar
amq-459	funiciello et
amq-459	crystals
amq-459	section
amq-459	ages