Yes, I did check it. Tried tried some experiments, but no luck.
Closest to what I'm looking is this robot. It almost work: https://fxdreema.com/shared/dWf2q1lbd
(I tried to incorporate your example into that "almost working robot" like this: https://fxdreema.com/shared/aPkR3pSad but then it is not working at all - what I see is "Flag" variable is updated by 11th block all the time)