It should field strip like a 1911.
Rack slide back and find the sweet spot to push the take down pin out.
The slide will come off and you remove the barrel, guide rod and spring out the back.
Remember how the guide rod is positioned. Put it in upside down and it will lock up on you!
This should help, no comment on the instructor but he does cover the important items.
PS, The word Parabellum is a noun coined by German arms maker Deutsche Waffen und Munitionsfabriken and is derived from the Latin saying si vis pacem, para bellum
, meaning If you wish for peace, prepare for war.