[['R RB', 'PROBABILITY_2ND_PLAYER_WINS', '88.29%'], ['Variation with playing cards', '1ST_PLAYERS_CHOICE', 'RB B'], ['RB B', 'PROBABILITY_1ST_PLAYER_WINS', '5.18%'], ['Variation with playing cards', '2ND_PLAYERS_CHOICE', 'R RB']]
The probability where the second player wins, where their choice is R RB and the first player has a 5.18% chance of winning, is 88.29%.