message: remove else otherwise all year1 become year3
diff: var ttk = item.sourceHashes.includes(yearHashes.year2[0]);
  if (ttk || infusable || _.intersection(yearHashes.year2, item.sourceHashes).length) {
  item.year = 2;
  - } else if (!ttk || !item.sourceHashes.length || _.intersection(yearHashes.year3, item.sourceHashes).length) {
  + }
  + if (!ttk || !item.sourceHashes.length || _.intersection(yearHashes.year3, item.sourceHashes).length) {
  item.year = 3;
  }
  }
  