A blackboard is on the wall of a classroom
Schlüsselwörter
blackboard,
wall,
classroom,
room,
empty,
wooden,
chair,
educational,
class,
school,
desk,
chair,
studying,
learn,
interior,
lesson,
seat,
table,
training,
nobody,
inside,
board,
university,
lecture,
furniture,
college,
blackboard,
student,
cognition,
green,
indoor,
background,
floor,
wood,
teacher,
chalk,
space,
elementary,
modern,
instructing,
sitting,
illustration,
bright,
seminar,
cognition,
blank,
design,
white,
pupil
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