function generation(x,y) { const generations = { "-3": { m: "great grandfather", f: "great grandmother" }, "-2": { m: "grandfather", f: "grandmother" }, "-1": { m: "father", f: "mother" }, 0: { m: "me!", f: "me!" }, 1: { m: "son", f: "daughter" }, 2: { m: "grandson", f: "granddaughter" }, 3: { m: "great grandson", f: "great granddaughter" }, }; return generations[x][y] }