import React, { useState } from 'react'; import './PhonoChangeApplier.scss'; import ProtoLang from './components/ProtoLang'; import Features from './components/Features'; const PhonoChangeApplier = () => { const [ lexicon, setLexicon ] = useState(['one']); const [ phonemes, setPhonemes ] = useState( { phoneme: [ 'feature' ] } ); return (