id	keyword
amq-247	grotta
amq-247	myotis
amq-247	pleistocene
amq-247	bats
amq-247	species
amq-247	late
amq-247	pipistrellus
amq-247	caves
amq-247	latium
amq-247	del
amq-247	holocene
amq-247	italy
amq-247	central
amq-247	salari
amq-247	mediterranean