(;
AB[bm][cm][cn][do][ep][bq][br][fq][fr][hq][cr][dr][gr]
AW[bn][ao][co][cp][cq][fo][fp][ho][bp][eq][gq]
C[White plays.

Source:
    "Tesuji", by James Davies
    Elementary Go Series, vol. 3];
W[dn]
C[Interestingly, this patient cut is the only move to save the stones to the left.

Now Black has an unfixable liberty shortage.]
(;
B[dq]
C[If Black saves the marked stone, ...]
TR[ep];
W[dp]
C[... White catches the other stone to connect.]
)
    (;
    B[en]
    C[If Black saves the marked stone, ...]
    TR[do];
    W[eo]
    C[... White catches the other stone to connect.]
    )
)

