player p block p magenta boring ▓▓▓▓▓ ▓ ▓ ▓ ▓▓▓▓▓ ▓▓▓▓▓ ▓▓▓▓▓ block w white interesting ▓▓▓▓▓▓▓ ▓ ▓ ▓ 1 2 ▓ ▓ p ▓ ▓ G ▓ ▓ g ▓ ▓▓▓▓▓▓▓ block g green interesting ▓▓ ▓▓ ▓▓ ▓▓ ▓▓ ▓▓ ▓▓▓▓▓ ▓▓▓▓▓ link G g green block 1 blue boring ▓ block 2 blue boring ▓ epsilon ε g green =