Negotiat:d=4,o=6,b=125:8g,a,f,d,a5,a_5,8d7,c7,8a_,8a,8a_,a,8f5,8e5,8d5,c5,a_5,8c5,8a_5,a5,g5,8g,a,f,d,a5,a_5,8d7,c7,8a_,8a,8a_,a,8f5,8e5,8d5,c5,a_5,8c5,8a_5,a5,g5,8a_,8a,8a_,8a,8a_,8a,8a_,8a