BA*BER
BA*BBR
BA*BRR
BA*EER
BA*RBR
BB*BER
BR*BER
B*RBR
BA*ERR
BA*RRR
BA*RBE
BB*BBR
BB*BRR
BB*EER
BB*RBR
BR*EER
BR*ERR
B*BBR
B*BRR
B*EER
B*RRR
BB*ERR
BR*RRR
B*ERR
*BAR