id	keyword
ajgt-2906	oil
ajgt-2906	spill
ajgt-2906	index
ajgt-2906	oil spill
ajgt-2906	point
ajgt-2906	figure
ajgt-2906	values
ajgt-2906	lst
ajgt-2906	ndbi
ajgt-2906	ndvi
ajgt-2906	ndwi
ajgt-2906	study
ajgt-2906	osi