In the game black did nothing but should have attacked white with the triangled stone. May be there are better moves for black but I don't see them.
(;
AW[on][pn][qn][rn][sn][oo][qp][qq][rr][qs][ss]
AB[ml][sl][om][pm][qm][rm][mn][po][mp][pp][rp][nq][pq][pr][qr]PL[W]
C[What can white do?
]TR[rp]
(;W[qo];B[sq]
(;W[rq];B[so])
(;W[so];B[rq])
(;W[ro];B[sp])
(;W[sp];B[so])
)
(;W[rq];B[sq]
(;W[so];B[qo])
(;W[qo];B[so])
(;W[sr];B[sp])
(;W[sp];B[so])
)
(;W[sp];B[qo])
(;W[ro];B[rq];W[qo];B[sp];W[sq]
C[RIGHT White can fight a ko for life.
])
(;W[sq];B[qo])
)
