id	keyword
ca-3521	city
ca-3521	berlin
ca-3521	nature
ca-3521	ruderal
ca-3521	rubble
ca-3521	new
ca-3521	plants
ca-3521	ruins
ca-3521	human
ca-3521	university
ca-3521	press
ca-3521	life
ca-3521	cities
ca-3521	environments
ca-3521	ecologies
ca-3521	infrastructure
ca-3521	war
ca-3521	osman
ca-3521	ecology
ca-3521	nation
ca-3521	anthropology
ca-3521	people
ca-3521	garden
ca-3521	europe
ca-3521	york
ca-3521	gecekondu