The phrase "a massive challenge that" is correct and usable in written English.
You can use it when describing a significant difficulty or obstacle that needs to be addressed or overcome.
Example: "The project presented a massive challenge that required innovative solutions and teamwork to succeed."
Alternatives: "a significant hurdle that" or "a considerable obstacle that".
That's a massive challenge that faces us," he said, according to Computerworld UK.
"It's a massive challenge that lies ahead of us because 10 points against a quality side is a reasonable margin," he said.
"For the last few seasons, while working with a low-wage budget we have had to build almost entirely new teams to start each season without ever spending a transfer fee which has been a massive challenge that we have been able to meet by retaining our Premiership status.
Understanding biodiversity is such a massive challenge that the traditional approach of working in relative isolation to produce paper publications for colleagues and libraries is simply too inefficient.
But on the commercial side, both the production and the ultimate selling of the implant, we were extremely naive and really had no idea of the massive challenges that faced us on actually producing an implant, getting the various certifications etc. and then commercializing it in a professional and normal manner".
We often think of technology as the source of solutions for humanity - solutions for the massive challenges that impact us all, like climate change and global security.
The first chapter of the first book is an absolute masterclass in creating the world of the story (vital and particularly challenging when you're setting your story in a fantasy future), establishing the main character and her core relationships and – most importantly – setting out a massive challenge for that character and making the reader care about her achieving it.
Carling says playing at the Millennium Stadium will be a " massive challenge" but one that will appeal to England players.
There were massive challenges that you could do something about if you were lucky".
"I think it has become progressively irrelevant and it is a massive challenge to change that.
"We realise we face a massive challenge to do that, but it is one we cannot shy away from.
