(;AW[cr]AW[cq]AW[ar]AW[bo]AW[bn]AW[dn]AW[dm]AW[dp]AB[dq]AB[co]AB[ep]AB[eo]AB[cs]AB[fo]AB[go]AB[gp]AB[hp]AW[fn]AW[gn]AW[hn]AB[fr]AW[hq]AW[jr]AW[jq]AW[jp]AB[js]AB[ks]AB[lr]AB[lp]AW[gr]AW[jo]C[Black to get the most out of this position]AP[goproblems] (;B[ir] (;W[iq] (;B[hr] (;W[is] (;B[hs];W[gs] (;B[gq];W[is] (;B[fs] (;W[fq] (;B[hr];W[eq] (;B[hs];W[ir];B[dr] (;W[er];B[ds] (;W[gr] (;B[cp] (;W[do] (;B[br];W[bq]C[This position with the many black and white patches has given the problem its name: Patchwork];B[bs] (;W[gs];B[bp];W[ap];B[aq];W[bq] (;B[cq];W[es]C[Taking the ko is not bad but it is fair to assume that you lose it] (;B[as];W[cn];B[aq]C[Furikawari! You lost most of your original stones but still have taken 30 points out of formerly white territory!RIGHT]) (;B[cn];W[cm]C[Now you must win the ko which is bad]) (;B[aq]C[NOTTHIS]) (;B[ao]C[NOTTHIS])) (;B[es];W[cq]C[You were so near ...]) (;B[as];W[cq]C[You were so near ....])) (;W[aq]C[This path is given for informational purposes only; the computer will not select it];B[bp];W[ap];B[gs]TR[as]C[White cannot approach on the marked squareRIGHT])) (;B[bq] (;W[br] (;B[bs];W[gs];B[aq];W[es];B[as];W[bp]) (;B[bp];W[gs];B[bs];W[es])) (;W[bp]C[This path is given for informational purposes only; the computer will not select it];B[es];W[gs];B[fp];W[eq];B[br]TR[cq]TR[aq]C[RIGHT])) (;B[bs];W[gs] (;B[bq];W[br];B[aq];W[es];B[as];W[bp]) (;B[br];W[bp];B[bq];W[cq];B[es];W[aq]) (;B[bp];W[br];B[aq];W[es])) (;B[gs];W[bs];B[es];W[gr]) (;B[es];W[gs];B[fp];W[eq] (;B[bq];W[br];B[bp];W[cn]) (;B[bp];W[bq];B[ap];W[cn]))) (;W[gs]C[This path is given for informational purposes only; the computer will not select it];B[do];W[es];B[bq];W[br];B[bp];W[bs];B[dp]C[The black shape is alive when capturing the marked stonesRIGHT]TR[ar]TR[br]TR[cr]TR[cq]TR[bs])) (;B[br];W[bq] (;B[cp];W[gs];B[bs];W[bp]) (;B[bs];W[gs];B[cp];W[es];B[do];W[bp])) (;B[gs];W[bs];B[es];W[gr]) (;B[es];W[gs];B[fp];W[eq];B[cp];W[do];B[bq];W[br];B[bp];W[cn])) (;W[bs];B[es];W[gr];B[fp]TR[eq]TR[gs]TR[cp]C[Not a good line for white at allRIGHT])) (;W[gr]C[This path is given for informational purposes only; the computer will not select it];B[er]C[Black livesRIGHT]TR[ds]TR[gs])) (;B[dr]C[A forgivable change of order];W[er];B[hs];W[ir];B[ds] (;W[gr] (;B[cp] (;W[do] (;B[br];W[bq]C[This position with the many black and white patches has given the problem its name: Patchwork];B[bs] (;W[gs];B[bp];W[ap];B[aq];W[bq] (;B[cq];W[es]C[Taking the ko is not bad but it is fair to assume that you lose it] (;B[as];W[cn];B[aq]C[Furikawari! You lost most of your original stones but still have taken 30 points out of formerly white territory!RIGHT]) (;B[cn];W[cm]C[Now you must win the ko which is bad]) (;B[aq]C[NOTTHIS]) (;B[ao]C[NOTTHIS])) (;B[es];W[cq]C[You were so near ...]) (;B[as];W[cq]C[You were so near ....])) (;W[aq]C[This path is given for informational purposes only; the computer will not select it];B[bp];W[ap];B[gs]TR[as]C[White cannot approach on the marked squareRIGHT])) (;B[bq] (;W[br] (;B[bs];W[gs];B[aq];W[es];B[as];W[bp]) (;B[bp];W[gs];B[bs];W[es])) (;W[bp]C[This path is given for informational purposes only; the computer will not select it];B[es];W[gs];B[fp];W[eq];B[br]TR[cq]TR[aq]C[RIGHT])) (;B[bs];W[gs] (;B[bq];W[br]) (;B[br];W[bp];B[bq];W[cq];B[es];W[aq]) (;B[bp];W[br];B[aq];W[es])) (;B[gs];W[bs];B[es];W[gr]) (;B[es];W[gs];B[fp];W[eq] (;B[bq];W[br];B[bp];W[cn]) (;B[bp];W[bq];B[ap];W[cn]))) (;W[gs]C[This path is given for informational purposes only; the computer will not select it];B[do];W[es];B[bq];W[br];B[bp];W[bs];B[dp]C[The black shape is alive when capturing the marked stonesRIGHT]TR[ar]TR[br]TR[cr]TR[cq]TR[bs])) (;B[br];W[bq] (;B[cp];W[gs];B[bs];W[bp]) (;B[bs];W[gs];B[cp];W[es];B[do];W[bp])) (;B[gs];W[bs];B[es];W[gr]) (;B[es];W[gs];B[fp];W[eq];B[cp];W[do];B[bq];W[br];B[bp];W[cn])) (;W[bs];B[es];W[gr];B[fp]TR[eq]TR[gs]TR[cp]C[Not a good line for white at allRIGHT]))) (;B[cp];W[dr];B[eq];W[er]) (;B[eq];W[er];B[fp];W[es])) (;W[hr]C[This path is for informational purposes only; the computer will not play it.];B[dr]C[Black just livesRIGHT]) (;W[eq]C[This path is for informational purposes only; the computer will not play it.];B[fq]TR[dr]TR[hr]C[RIGHT])) (;B[hr];W[fq] (;B[fs];W[eq] (;B[hs];W[ir];B[dr] (;W[er];B[ds] (;W[gr] (;B[cp] (;W[do] (;B[br];W[bq]C[This position with the many black and white patches has given the problem its name: Patchwork];B[bs] (;W[gs];B[bp];W[ap];B[aq];W[bq] (;B[cq];W[es]C[Taking the ko is not bad but it is fair to assume that you lose it] (;B[as];W[cn];B[aq]C[Furikawari! You lost most of your original stones but still have taken 30 points out of formerly white territory!RIGHT]) (;B[cn];W[cm]C[Now you must win the ko which is bad]) (;B[aq]C[NOTTHIS]) (;B[ao]C[NOTTHIS])) (;B[es];W[cq]C[You were so near ...]) (;B[as];W[cq]C[You were so near ....])) (;W[aq]C[This path is given for informational purposes only; the computer will not select it];B[bp];W[ap];B[gs]TR[as]C[White cannot approach on the marked squareRIGHT])) (;B[bq] (;W[br] (;B[bs];W[gs];B[aq];W[es];B[as];W[bp]) (;B[bp];W[gs];B[bs];W[es])) (;W[bp]C[This path is given for informational purposes only; the computer will not select it];B[es];W[gs];B[fp];W[eq];B[br]TR[cq]TR[aq]C[RIGHT])) (;B[bs];W[gs] (;B[bq];W[br]) (;B[br];W[bp];B[bq];W[cq];B[es];W[aq]) (;B[bp];W[br];B[aq];W[es])) (;B[gs];W[bs];B[es];W[gr]) (;B[es];W[gs];B[fp];W[eq] (;B[bq];W[br];B[bp];W[cn]) (;B[bp];W[bq];B[ap];W[cn]))) (;W[gs]C[This path is given for informational purposes only; the computer will not select it];B[do];W[es];B[bq];W[br];B[bp];W[bs];B[dp]C[The black shape is alive when capturing the marked stonesRIGHT]TR[ar]TR[br]TR[cr]TR[cq]TR[bs])) (;B[br];W[bq] (;B[cp];W[gs];B[bs];W[bp]) (;B[bs];W[gs];B[cp];W[es];B[do];W[bp])) (;B[gs];W[bs];B[es];W[gr]) (;B[es];W[gs];B[fp];W[eq];B[cp];W[do];B[bq];W[br];B[bp];W[cn])) (;W[bs];B[es];W[gr];B[fp]TR[eq]TR[gs]TR[cp]C[Not a good line for white at allRIGHT])) (;W[gr]C[This path is given for informational purposes only; the computer will not select it];B[er]C[Black livesRIGHT]TR[ds]TR[gs])) (;B[dr]C[A forgivable change of order];W[er];B[hs];W[ir])) (;B[dr];W[er] (;B[es];W[fs] (;B[eq];W[fr];B[fp];W[ir];B[hs];W[fr] (;B[gr];W[fs];B[cp];W[do];B[bp];W[bq];B[ap];W[cn]) (;B[cp]C[NOTTHIS])) (;B[fp];W[fr];B[eq];W[ir];B[hs];W[fr] (;B[gr];W[fs];B[cp];W[do];B[bp];W[bq];B[ap];W[cn]) (;B[cp]C[NOTTHIS]))) (;B[eq];W[fs];B[es];W[fr];B[fp];W[ir];B[hs];W[fr] (;B[gr];W[fs];B[cp];W[do];B[bp];W[bq];B[ap];W[cn]) (;B[cp]C[NOTTHIS])))) (;B[cp];W[dr]C[See similar variation on the first move]) (;B[dr];W[fq] (;B[eq];W[es]) (;B[fs];W[er]) (;B[hr]))) (;B[fs];W[gq]) (;B[is];W[gq]C[If you really want sente you can play this way but in general, it is too big a loss])) (;B[cp];W[dr]C[See similar variation on the first move]) (;B[gq];W[hs];B[dr];W[fq];B[es];W[eq];B[cp];W[do];B[bq];W[br])) (;W[gq]C[This path is for informational purposes only; the computer will not play it.];B[fq] (;W[gs];B[dr]C[RIGHT]) (;W[fs];B[es];W[gs];B[dr]C[RIGHT])) (;W[gs]C[This path is for informational purposes only; the computer will not play it];B[gq];W[is];B[fs];W[hs];B[dr]C[];W[fq];B[eq];W[es];B[er]C[easy life for blackRIGHT])) (;B[cp];W[dr]C[See similar variation on the first move]) (;B[gs];W[hs];B[gq];W[fs]) (;B[dr];W[fq];B[gq];W[hr];B[fs];W[ds])) (;W[fq]C[This path is for informational purposes only; the computer will not play it.];B[iq] (;W[ip];B[er];W[eq];B[gq];W[hr];B[is];W[dr];B[gs]C[Black is happyRIGHT]) (;W[eq];B[gq];W[er];B[hr]C[Black is happyRIGHT]))) (;B[cp];W[dr];B[do];W[er];B[fq];W[eq];B[fs];W[hr];B[bq];W[br];B[bp];W[bs]) (;B[gq];W[hr];B[dr];W[fq] (;B[eq];W[es];B[fs];W[ds]) (;B[fs];W[ds]) (;B[es];W[eq];B[cp];W[do] (;B[bq];W[br]) (;B[bp];W[bq];B[ap];W[cn]))) (;B[dr];W[fq] (;B[gq];W[hr] (;B[fs];W[ds]) (;B[es];W[eq];B[cp];W[do] (;B[bq];W[br]) (;B[bp];W[bq];B[ap];W[cn])) (;B[eq];W[es];B[fs];W[ds])) (;B[ir];W[iq];B[hr];W[is];B[hs];W[gs];B[gq];W[is] (;B[eq];W[es]) (;B[fs];W[er]) (;B[hr];W[er] (;B[es];W[fs] (;B[eq];W[fr];B[fp];W[ir];B[hs];W[fr] (;B[gr];W[fs];B[cp];W[do];B[bp];W[bq];B[ap];W[cn]) (;B[cp]C[NOTTHIS])) (;B[fp];W[fr];B[eq])) (;B[eq];W[fs];B[es])))) (;B[hr];W[ir];B[hs];W[gs];B[is];W[gq];B[fq];W[dr]) (;B[fs];W[hr];B[dr];W[fq];B[gq];W[ds]) (;B[hs];W[gs] (;B[fs];W[fq];B[gq];W[hr];B[dr];W[er]) (;B[gq];W[hr];B[dr];W[fq];B[eq];W[es])) (;B[fq];W[dr]))