Labels:text | diagram | font | screenshot | line | white OCR: Select KB Update set of Execute KS applicable KS9 (thereby updating blackboard) THE CONTROL SHELL ACTIVITY CYCLE: consider all KSs that are interested in contributing their expertise to the problem-solv- ing process; select the most appropriate KS to apply; apply the selected KS, which creates or modifies information on the black- board; consider the new set of KSs interested in contributing their expertise, and so on.