Done

should have been an easy

Done

Difficulty score 31. No green.

Done.

ng/ng - just using mother of block pincer

done

dng

Thought I was stuck and added the greens: If I'd spotted one more pointing pair I'd have done it all NG.

go

done

go

Did it, no green, no guess. Not really very hard, though it did have some unusual ideas.

start

ding, no greens