inth ine ▁prison . ▁ ▁The ▁player ' s ▁goal ▁is ▁to ▁locate ▁and ▁destroy ▁J are th ▁within ▁ 1 3 ▁real - time ▁hours ; ▁otherwise , ▁the ▁protagon ist ▁will ▁be ▁tra pped ▁in ▁the ▁ma ze ▁forever . ▁While ▁travel ing ▁the ▁ma ze , ▁the ▁player ▁passes ▁through ▁a ▁series ▁of ▁scrolling ▁hall ways ▁that ▁contain ▁doors , ▁enemies ▁and ▁other ▁things . ▁A ▁" rad ar " ▁bar ▁on ▁the ▁screen ▁allows ▁the ▁player ▁to ▁see ▁each ▁hall way ▁in ▁mini ature ▁form : ▁the ▁locations ▁of ▁all ▁door ways , ▁items ▁and ▁characters ▁in ▁a ▁given ▁hall way ▁are ▁displayed . ▁Un like ▁other ▁advent ure ▁games ▁of ▁the ▁period , ▁Lab yr inth ▁does ▁not ▁feature ▁a ▁command - line ▁interface . ▁Instead ▁of ▁typing ▁commands , ▁the ▁player ▁selects ▁them ▁from ▁two ▁scrolling ▁" word ▁whe els ", ▁one ▁for ▁ver bs ▁and ▁one ▁for ▁n oun s . ▁For ▁example , ▁the ▁verb ▁" con gr at ulate " ▁may ▁be ▁selected ▁in ▁one ▁wheel , ▁and ▁the ▁n oun ▁" J are th " ▁in ▁the ▁other : ▁this ▁inputs ▁the ▁command ▁" con gr at ulate ▁J are th ". ▁Based ▁on ▁the ▁player ' s ▁items ▁and ▁location , ▁the ▁available ▁ver bs ▁and ▁n oun s ▁change ▁context - sens it ively . ▁ ▁Development ▁ ▁Lucas film ▁Games ▁began ▁to ▁design ▁Lab yr inth : ▁The ▁Computer ▁Game ▁in ▁ 1 9 8 5 . ▁Company ▁head ▁George