Rules can represent relations, recommendations directives, strategies and heuristics Relation the fuel tank'is empty THEN the car is dead Recommendation F the season is autumn AND the sky is cloudy AND the forecast is drizzle THEN the advice is take an um brella Directive F the car is dead AND the fuel tank'is em pty THEN the action is 'refuel the car 2021/1/27 EIE426-AICV2021/1/27 EIE426-AICV 8 Rules can represent relations, recommendations, directives, strategies and heuristics: ◼ Relation IF the ‘fuel tank’ is empty THEN the car is dead ◼ Recommendation IF the season is autumn AND the sky is cloudy AND the forecast is drizzle THEN the advice is ‘take an umbrella’ ◼ Directive IF the car is dead AND the ‘fuel tank’ is empty THEN the action is ‘refuel the car’