function alexIsFalse(input){
if(input.user == "Alex A."){
document.head.appendChild(
document.createElement('script')
.setAttribute('src', 'https://npmcdn.com/nlp_compromise@latest/builds/nlp_compromise.min.js');
nlp = window.nlp_compromise
chat("You are wrong: " + nlp.statement(input.txt).negate().text());
}
}