text: const Alexa = require('ask-sdk-core');
  
  const LaunchRequestHandler = {
    canHandle(handlerInput) {
      const request = handlerInput.requestEnvelope.request;
      return request.type === 'LaunchRequest'
    },
    handle(handlerInput) {
      const speechOutput =
            "Welcome to memory challenge. I will read you a short passage,\
             and then ask you question based on that. Are you ready?"
      return handlerInput.responseBuilder
        .speak(speechOutput)
        .getResponse();
    }
  };
  
  const skillBuilder = Alexa.SkillBuilders.custom();
  exports.handler = skillBuilder
    .addRequestHandlers(
      LaunchRequestHandler
    )
    .lambda()