(DEFINE (PROBLEM ART-MD-DOMAIN18) (:DOMAIN ART-MD-DOMAIN) (:init (I-6) (I-2) (I-3) (I-5) (I-1) (I-4) (I-7) (I-8)) (:GOAL (AND (G-1) (G-2) (G-3) (G-8))) (:length (:serial 4) (:parallel 4)))