Results 11 issues of Linmiao Xu

Passed non-regression STC: https://tests.stockfishchess.org/tests/view/66fa345a86d5ee47d953b86e LLR: 2.96 (-2.94,2.94) Total: 39776 W: 10528 L: 10306 D: 18942 Ptnml(0-2): 134, 4674, 10063, 4870, 147 Passed non-regression LTC: https://tests.stockfishchess.org/tests/view/66facfb886d5ee47d953b8a8 LLR: 2.94 (-2.94,2.94) Total: 64230...

simplification