Speed up move picking for losing chess

Speed up move picking for losing chess

giveaway STC
LLR: 2.95 (-2.94,2.94) [0.00,10.00]
Total: 403 W: 203 L: 114 D: 86
http://35.161.250.236:6543/tests/view/5d93a8726e23db3768ec087a

giveaway LTC
LLR: 2.96 (-2.94,2.94) [0.00,10.00]
Total: 369 W: 178 L: 93 D: 98
http://35.161.250.236:6543/tests/view/5d93be896e23db3768ec088a

losers STC
LLR: 2.96 (-2.94,2.94) [0.00,10.00]
Total: 539 W: 290 L: 190 D: 59
http://35.161.250.236:6543/tests/view/5d93a8fd6e23db3768ec087d

losers LTC
LLR: 2.97 (-2.94,2.94) [0.00,10.00]
Total: 604 W: 314 L: 214 D: 76
http://35.161.250.236:6543/tests/view/5d93be916e23db3768ec088c

codrus STC
LLR: 2.95 (-2.94,2.94) [0.00,10.00]
Total: 857 W: 477 L: 364 D: 16
http://35.161.250.236:6543/tests/view/5d93a9126e23db3768ec087f