Strong source
#strong_source
#StrongSource
Light source
Strong light source
Last light
Dark room
Reflective surface
Light bulb
Challenging environment
Single bulb
Glowing bulb
Darkened setting
Incandescent bulb
Lit bulb
Ancient technology
Single light bulb
Bright idea
Bright center
Single spark
Lone light
Difficult circumstances
Single incandescent bulb
Small light
Unlit bulb
Black environment
Light in room
Incandescent light bulb