Stationary: piece values (P=1,N=3,B=3,R=5,Q=9).
Probability: maximize immediate material gain.
∆ = greedy capture
Stationary: piece-square tables + mobility.
Probability: central control & development.
∆ = entropy reduction via structure
Stationary: uniform distribution.
Probability: pure stochastic collapse.
∆ = high exploration