Planning, Execution, & Information Gathering. José Luis Ambite* [* based on slides from Russell & Norvig, AIMA1]. Planning & Execution. Initial State:. Goal: On(C, D) On(D, B). Move(x y) pre: clear(x) ^ clear(y) ^ on(x z) eff: on(x y) ^ clear(z) ^ on(x z) ^ clear(y).
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José Luis Ambite*
[* based on slides from Russell & Norvig, AIMA1]
pre: clear(x) ^ clear(y) ^ on(x z)
eff: on(x y) ^ clear(z) ^
on(x z) ^ clear(y)
Plan ready to start execution
but genie intervenes: moves D to B !
And the updated plan is:
Now the agent can execute move(C D) to achieve the goal
Unfortunately our agent is clumsy and
drops C onto A instead of D
Keep planning to satisfy open condition on(C D)