A fast method for remembering the German language grammatical article

(1) Nominative, (2) Accusative, (3) Dative, (4) Genitive

Masculine: (1) Der, (2) Den, (3) Dem, (4) Des

Ending: RNMS (renmes)

Neutral: (1) Das, (2) Das, (3) Dem, (4) Des

Ending: SSMS (sesmes)

Feminine: (1) Die, (2) Die, (3) Der, (4) Der

Ending: IIRR (ir)

Plural: (1) Die, (2) Die, (3) Den, (4) Der

Ending: IINR (iner)