player p block b blue interesting ▓ ▓ ▓ ▓ ▓ ▓▓ ▓ ▓1 p A ▓ ▓▓ ▓ ▓2 ▓ ▓▓ ▓ ▓3 b▓▓▓ ▓▓▓▓▓▓▓▓▓ link A b blue link B b blue link C b blue block p magenta boring ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓ ▓▓▓ ▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ epsilon 1 b blue ▓ ▓ ▓ ▓▓ ▓ B ▓ ▓ ▓▓ ▓ epsilon 2 1 blue ▓▓ ▓ ▓ ▓▓ ▓ ▓ ▓ ▓▓ ▓▓ C x epsilon 3 2 blue ▓▓ ▓ ▓▓ ▓▓ = ▓ ▓ ▓▓ ▓▓ block x yellow boring ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓ ▓▓▓▓▓▓▓▓▓