can you guess for my friend? 12w6d

Hi everyone, friend is asking me for a guess please..i don't see the nub so my guess would be based on skull theory. hoping you gals can see something I don't. first time posting a pic so I hope it's the right size
Attachment 23359

Im sorry I can't see anything! Hopefully someone else can!

Guessing blue

Thanks ladies! I was leaning boy based on skull


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I can see the nub but there is too much distortion from the leg bone to be accurate

Leaning boy 75/25

I think maybe boy, nub looks angled.

Boy guess.