(;AB[ns]AB[ls]AB[or]AB[oq]AW[os]AW[ps]AW[pr]AW[pq]AW[qq]AW[qr]AW[rq]AW[rr]AW[sq]AW[ss]AB[kr]AB[lq]AB[lp]AB[mo]AB[no]AW[oo]AB[pp]AB[qp]AW[rp]AB[ro]AB[so]AB[sp]AB[on]AB[pn]AB[qn]AW[nn]AW[mn]AW[lo]AW[kp]AW[kq]AW[jq]AW[jr]AB[pm]AB[nm]AW[lm]AW[ll]AB[ml]AB[nl]AB[ol]AW[kn]AW[jo]AW[ip]AB[io]AB[in]AB[im]AW[il]AW[pl]AW[ql]AW[rl]AW[rm]C[Black responded to white 1 with black 2, make the BIGGEST endgame reduction.]LB[os:1]LB[ns:2]AP[goproblems]
(;W[nr]C[(Navigate Solution Only plz) Play N1 for black];B[nq]
(;W[ms];B[mr];W[ns]C[Too small])
(;W[mr];B[ms]))
(;W[mr];B[lr]C[CHOICE];W[nr];B[nq]
(;W[ms];B[mq];W[ns]C[One of song17's many solutionsRIGHT])
(;W[mq];B[ms]))
(;W[np];B[mp];W[mr];B[lr];W[nr];B[nq];W[ms];B[mq];W[ns]C[RIGHT])
(;W[nq];B[np]
(;W[nr];B[op]
(;W[ms];B[mr];W[ns];B[mq]C[RIGHT])
(;W[mr]))
(;W[mr];B[nr];W[lr];B[mq];W[ks];B[ms])))