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import fs from "fs";
const run = () => {  const content = fs.readFileSync("./input.txt", "utf-8");  const lines = content.split("\n");  const iris = lines.map((line) => line.substring(1, line.indexOf(">")));  const uniqueIris = Object.keys(    iris.reduce((acc, iri) => {      acc[iri] = true;      return acc;    }, {})  );  //const prefix = uniqueIris[0] // prefix is always first  //const validIris = uniqueIris.slice(1)  const prefix = "http://schema.org/";  const validIris = uniqueIris;  const terms = validIris.map((iri) => iri.substring(prefix.length));  console.log(terms);  const termsString = terms.map((term) => `    '${term}'`).join(",\n");  const output = `  {    'iri': '${prefix}',    'prefix': '',    'terms': [      ${termsString}    ]  }  `;  fs.writeFileSync("./output.txt", output);};
run();