Blackboard
Schlüsselwörter
background,
black,
board,
blackboard,
class,
classroom,
close,
closeup,
education,
empty,
grey,
nobody,
chalk,
blackboard,
photograph,
notice board,
communication,
grey,
macro,
rubbed,
surface,
photo,
school,
blank,
slate,
smudged,
horizontal,
abstract,
wall,
background,
advertising
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