ModestesGonze

Array.prototype.reduce.call(
  document.querySelector('table').rows,
  (acc, n) => {
    if (!n.classList.contains('no')) {
      acc[acc.length - 1].info.push({
        subtitle: n.cells[0].textContent,
        cell: n.cells[1].textContent,
      });
    } else if (!n.querySelector('.no2')) {
      acc.push({
        title: n.querySelector('.car').textContent,
        info: [],
      });
    }

    return acc;
  },
  []
)