text: let state = JSON.parse(localStorage.getItem('state') || '{}');
  let graphPrefix = '';
  if (state && state.graphPrefix) {
      graphPrefix = state.graphPrefix;
  }
  window.graphFetch = fetch(`./data/${graphPrefix}graph.json`);
  window.sentencesFetch = fetch(`./data/${graphPrefix}sentences.json`);
  window.singleCharacterWordsFetch = fetch(`./data/${graphPrefix}single-char-words.json`);