A bombastic idea in the King's Indian

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 0–0 6.Nge2 a6 7.Be3 Nbd7 8.Qd2 and now 8...b5 9.cxb5 axb5 10.Nxb5 c6! 11.Nbc3 (or 11.Na3 e5, Narciso Dublan-Forcen Esteban, Las Palmas 2017) 11...e5! (Sachdev- Dann, Sitges 2017)
Noticed at http://www.chesspublishing.com/content/9/index.htm

Can it be that good really?!