These will need to be paper filed returns. 

https://proconnect.intuit.com/community/federal-taxes/help/how-do-i-efile-a-1040x-in-proconnect-tax-...

#1 job is to create the returns so they look exactly like what was given you, then you start the steps to amend. 

Start with the oldest, then you can transfer information to the one in the middle from it. (profoma) There is no roll back, only roll forward