text: 
  export default function (state) {
    const { document, selection } = state
    const texts = document.getTexts()
    const fifth = texts.get(4)
    const sixth = texts.get(5)
    const range = selection.merge({
      anchorKey: fifth.key,
      anchorOffset: 0,
      focusKey: sixth.key,
      focusOffset: 0
    })
  
    return state
      .transform()
      .unwrapBlockAtRange(range, 'quote')
      .apply()
  }
  