on its way to make the 5th wave (OF the 1ST biggest impulse wave

following my previous analysis, i see the gbpnzd finishing the 4th Wave by making an impulse to the downside, wich is the 1st wave of the 5th wave.

i'm just a retail trader who try to improve my skills, i publish these ideas to force my self to be rigorous in my analysis, so i welcome any idea and any advise.