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{ 36/3=19/27*A + 1/9*B + 1/3*C; 36/3=2/9*A + 2/3*B; 36/3=2/27*A + 2/9*B + 2/3*C}
{ 36/3=19/27*A + 1/9*B + 1/3*C; 36/3=2/9*A + 2/3*B; 36/3=2/27*A + 2/9*B + 2/3*C}
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