go

Done, no green.

The guess in the upper left block did not follow the UTH least productive theory!

Well, I've made several guesses and they've all led to duplicate numbers.... gotta go to work, will come back and look at it again later.

ng/ng .. just one slightly advanced trick

Difficulty score 52. That looked awful, but after I filled in the green it all fell in place.

start

done

done greens and three guesses

dwg 1 good guess! :)

Huh, that wasn't so bad for an expert: Solved with URs only

Done.

go

More like a Hard

done

At last, done, after start over 5 times :-(

2 guesses no greens

Done