▁continu ously ▁produces ▁food ▁or ▁salt . ▁Ex amples ▁include ▁Why ▁the ▁Sea ▁is ▁Salt ▁( N or way , ▁based ▁on ▁the ▁poem ▁Gro tt as ön gr ), ▁S weet ▁por ridge ▁( G erman ic ), ▁and ▁The ▁Water ▁Mother ▁( Ch inese ). ▁Such ▁devices ▁have ▁been ▁included ▁into ▁modern ▁tales ▁such ▁as ▁St reg a ▁N ona ▁( 1 9 7 5 , ▁children ' s ▁book ). ▁Vari ants ▁on ▁the ▁theme ▁with ▁a ▁ca ution ary ▁tale ▁and ▁pup il - master ▁relationship ▁include ▁The ▁Master ▁and ▁his ▁P up il ▁( English ), ▁and ▁Go ethe ' s ▁ 1 7 9 7 ▁poem ▁The ▁Sor cer er ' s ▁App rent ice . ▁ ▁The ▁Corn uc op ia ▁of ▁Greek ▁myth ology ▁also ▁produces ▁end less ▁goods , ▁and ▁some ▁versions ▁of ▁the ▁Gra il ▁myth ▁emphas ize ▁how ▁the ▁Gra il ▁creates ▁food ▁and ▁goods . ▁ ▁Japanese ▁fol kt ale ▁Sh io f uki ▁us u ▁speak s ▁of ▁a ▁gr ind stone ▁that ▁could ▁be ▁used ▁to ▁create ▁anything . ▁Like ▁Sam po , ▁it ▁too ▁was ▁lost ▁to ▁the ▁sea , ▁end lessly ▁gr inding ▁salt . ▁ ▁The ▁Mah ab har ath a ▁speak s ▁about ▁the ▁Ak sh aya ▁Pat ra , ▁a ▁vessel ▁or ▁bow l ▁capable ▁of ▁creating ▁food . ▁It ▁stopped ▁providing ▁at ▁the ▁end ▁of ▁the ▁day ▁when ▁the ▁lady ▁of ▁the ▁house ▁had ▁her ▁last ▁me al . ▁Similarly ▁in ▁Irish ▁myth