Table:
0
A
B
C
D
E
1
1st player's choice
2nd player's choice
Probability 1st player wins
Probability 2nd player wins
Probability of a draw
2
BB B
R BB
0.11%
99.49%
0.40%
3
BB R
R BB
2.62%
93.54%
3.84%
4
BR B
B BR
11.61%
80.11%
8.28%
5
BR R
B BR
5.18%
88.29%
6.53%
6
RB B
R RB
5.18%
88.29%
6.53%
7
RB R
R RB
11.61%
80.11%
8.28%
8
RR B
B RR
2.62%
93.54%
3.84%
9
RR R
B RR
0.11%
99.49%
0.40%

Questions and formulas:
Question: when the 1st player has a choice of bb r what is the 2nd player's probability of winning?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="bb r"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="bb r"),4))
Level: medium
Question: When the 2nd player's choice is r bb what is the probability the 1st player wins 0.11%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="r bb")*(C1="0.11%")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,(B2:B9="r bb")*(C2:C9="0.11%")),5))
Level: medium
Question: When the 2nd player chooses r bb, what is the 2nd player's probability of a winning draw of 93.54%?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1="93.54%")*(B1="r bb")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,(D2:D9="93.54%")*(B2:B9="r bb")),5))
Level: medium