EAS description.

- Performance measure.

• +1000 or picking up the gold.

• -1000 for falling into a pit or being eaten by the wumpus.

• -1 for each action taken.

• -10 for using up the arrow.

- Environment.

• A 4 x 4 grid rooms.

The agent always starts in the square labeled [1, 1], facing to the right. The location of gold and the wumpus are chosen randomly.

- Actuators:

The agent can move forward, turn left by 90°, the agent dies a miserable death if it enters a square containing a pit or a live wumpus. The action Grab is used to pick up an object. The action “shoot” can be used to fire an arrow in a straight line in the direction the agent is facing.

- Sensors : The agent has five sensors :

- S trench : In the square containing the wumpus and in the directly adjacent squares the agent will perceives a strench.

- Breeze : In the squares directly adjacent to a pit, the agent will perceive a breeze.

- Glitter : In the square the gold is, the agent will perceives a glitter.

- Bump: When agent walks into a wall it will perceive a bump.

- Scream : When wumpus is killed, it emits a woeful scream that can be perceived any where in the cave.

Figure. A typical wumpus world.