D83 (Search, Learning, Information and Knowledge; Communication; Belief; Unawareness); D91 (Role
I12, I18, D83, C93
D83, J15, L84
O15
I25, I24, I26, I38, O15
I21, I25, C93, O15
J64, J21, J24, J46, D03, D81, D83, C93, L86, J62
C91, D81, D83, D84
H56, D83, C90, F51
J31, J33, J41, D83