20s
50s
academic
background
caucasian
chair
chinese
class room
college
desk
education
educational
explaining
female
indicate
indoors
information
institute
institution
knowledge
learn
learning
lecture
lecturer
looking
looking down
male
man
mature adult
mixedrace
paper
part of
pointing
read
reading
scholar
showing
sitting
standing
student
students
study
studying
table
talking
teach
teacher
teaching
telling
university
woman
work
working
young adult