This is Potu Master's Chess Arena

Colle Decision Lab

Read the position, choose the plan, and train the patterns that need another look.

Phase 3 · Mix the patterns

One board. One decision.

Thirty board variations cover ten core concepts. Find the important change in the position and choose the plan that fits it.

1 What changed? 2 What is urgent? 3 Which plan fits?
0streak
0/10mastered
1/8this round
Read Black

White to choose the plan.

Your mission

Which plan fits this position?