Thx to all for the variations and I added a black stone to J5 !!
(;AB[aq]AB[ap]AB[ao]AB[bp]AB[cp]AB[co]AB[dp]AB[ep]AB[fp]AB[fo]AB[go]AB[ho]AB[br]AW[eq]AW[fq]AW[fr]AW[gs]AW[hs]AW[hr]AW[is]AW[hq]AW[hp]AW[gp]AB[ip]AB[jp]AB[kp]AB[ko]AB[kq]AB[lp]AB[lr]AB[mq]AB[nq]AW[mp]AW[lo]AW[np]AW[oq]AW[or]AW[op]AW[pr]AB[qr]AB[pq]AB[pp]AB[qp]AB[qo]AB[ro]AW[rn]AW[qn]AW[pn]AW[po]AB[oo]AB[on]AW[no]AW[mo]AW[mn]AW[ln]AB[nn]AB[nm]AB[om]AW[jo]AW[jn]AW[kn]AW[jm]AW[il]AB[km]AB[kl]AB[ll]AB[mm]AW[lm]AW[ml]AB[ir]C[Black to kill in the left lower corner]AB[io]AP[goproblems]
(;B[dr]
(;W[dq]
(;B[cq];W[es]
(;B[er]
(;W[ds];B[cr]C[And now White has no eye !!!
Good Job!!RIGHT]))
(;B[ds]C[];W[er])
(;B[cr]C[];W[er])
(;B[cs]C[];W[ds]))
(;B[es]C[RIGHT])
(;B[cr]C[RIGHT])
(;B[er]C[RIGHT])))
(;B[er];W[dr]C[CHOICE])
(;B[fs];W[es]C[CHOICE])
(;B[gr];W[es]C[CHOICE])
(;B[es];W[dr];B[ds]C[Here white has also no eye !!
Good Job!!!RIGHT])
(;B[gq];W[es]C[CHOICE])
(;B[dq];W[es]C[CHOICE])
(;B[ds];W[es]C[CHOICE])
(;B[iq];W[es]C[CHOICE])
(;B[io];W[es]C[CHOICE])
(;B[cq];W[es]C[CHOICE])
(;B[cr];W[es]C[CHOICE])
(;B[cs];W[es]C[CHOICE]))