(;AB[ao]AB[bo]AB[co]AB[do]AB[ep]AB[eq]AB[er]AB[es]AW[dr]AW[dq]AW[bp]AW[cq]AW[bs]C[kill w (you can try several times for different ressistance)]AP[goproblems]
(;B[ds]
(;W[ar]
(;B[ap]
(;W[bq]
(;B[cs]C[nice and easy! :)RIGHT]MA[cr]MA[aq])
(;B[aq];W[cs])
(;B[cr];W[cs]))
(;W[aq]
(;B[bq]
(;W[br]
(;B[cs]C[nice! :)CHOICERIGHT])
(;B[cp];W[cs]C[ko]))
(;W[cp];B[cr]C[nice! :)CHOICERIGHT]))
(;B[cp];W[bq])
(;B[cs];W[cr])
(;B[cr];W[cs])))
(;B[bq];W[ap]
(;B[cp];W[aq]
(;B[cr]C[nice! :)RIGHT])
(;B[cs];W[cr]))
(;B[cs];W[cr])
(;B[cr]
(;W[cs];B[cp]C[nice! :)CHOICERIGHT])
(;W[cp];B[br]C[nice! :)CHOICERIGHT])))
(;B[cp];W[bq])
(;B[cs];W[cr])
(;B[cr];W[cs])
(;B[br];W[cr]))
(;W[cs]
(;B[aq];W[ap]
(;B[bq];W[cp];B[dp];W[cr];B[ar]C[nice :)CHOICERIGHT])
(;B[br];W[ar]C[ko])
(;B[ar];W[br])
(;B[cp];W[bq]MA[br]MA[ar]))
(;B[ap];W[aq]
(;B[ar];W[br]C[ko])
(;B[br];W[ar])
(;B[cp];W[bq]))
(;B[ar];W[br]
(;B[ap];W[aq]C[ko])
(;B[aq];W[ap]))
(;B[br];W[ar]
(;B[aq];W[bq]C[ko])
(;B[ap];W[bq])
(;B[bq];W[aq]))
(;B[bq];W[aq]MA[br]MA[ar]))
(;W[br];B[cs]C[RIGHT])
(;W[ap];B[ar]MA[br]MA[cs]C[RIGHT])
(;W[bq];B[ar]MA[br]MA[cs]C[RIGHT]))
(;B[ap];W[aq]
(;B[ar];W[br]C[ko])
(;B[br];W[ar];B[cs];W[cr]C[ko])
(;B[ds];W[cs]
(;B[ar];W[br]C[ko])
(;B[br];W[ar])
(;B[cp];W[bq])))
(;B[aq];W[ap]
(;B[br];W[bq]MA[ar]MA[ds])
(;B[ds];W[br]MA[ar]MA[cs])
(;B[cp];W[bq]MA[ar]MA[ds])
(;B[bq];W[cp]
(;B[br];W[cr])
(;B[ds];W[br])))
(;B[ar];W[br]
(;B[ap];W[aq]C[ko])
(;B[aq];W[ap])
(;B[ds];W[cs]
(;B[ap];W[aq]C[ko])
(;B[aq];W[ap])))
(;B[br];W[ar]
(;B[aq];W[bq]C[ko])
(;B[cs];W[cr]C[ko])
(;B[ds];W[bq])
(;B[ap];W[cr]))
(;B[bq];W[aq]MA[ar]MA[br])
(;B[cp];W[aq]MA[ar]MA[br]))