It’s a ii-V (two-five) relocation over bars 9 and 10 of the 12 bar blues form … where instead of utilizing the V and the IV chord, we use the – you guess it, ii and V chord.
This is an excellent thing to be able to hear and utilize, when it’s called.
So keep your huge ears open and examine it out!
The How To Construct Blues Songs course I mention is at:
Site – https://BluesGuitarUnleashed.com
Premium Courses, Jam Tracks, and Songs – https://bluesguitarunleashed.com/course-catalog
All Gain access to Pass – https://gobgu.com/allaccess
” How To Jam” Manual (PDF) – https://gobgu.com/howtojam
The “4 Note Solo” Mini Course – https://gobgu.com/4notesolo
Hope you dig the video!