id	keyword
essd-279	nubian
essd-279	figure
essd-279	lake
essd-279	nile
essd-279	development
essd-279	village
essd-279	house
essd-279	nasser
essd-279	aswan
essd-279	egypt
essd-279	amer
essd-279	environmental
essd-279	dam