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background
bright
building
case
closeup
corridor
dark
direction
door
doorway
down
emergency
escape
evening
exit
fire
flee
floor
get
glow
green
guidance
hallway
icon
illuminate
indoor
industrial
instruction
interior
light
modern
night
out
passage
red
rescue
route
running
safe
safety
security
show
sign
signboard
symbol
urgency
vibrant
wall
way