Gokyo Shumyo - Problem 2-40 (Black to Play)

[@dohduhdah]

Thanks a lot for all the great go videos. At time 0:44 black's move number 7 at D19 puts itself in atari.

[@HereWeGameOfGo]

Oops! You are absolutely right! Thanks for pointing it out. The number 7 should be at C17 instead.