My first Problem I entered...quite simple one...I didn't found it in search, so I hope it is indeed new.
(;AB[gk]AB[gj]AB[gi]AB[fj]AB[hh]AB[ih]AB[jg]AB[kg]AB[if]AB[hf]AB[gf]AB[fg]AB[fh]AW[gl]AW[hk]AW[hj]AW[hi]AW[ii]AW[jh]AW[ig]AW[hg]AW[fi]AW[ei]AW[ej]AW[fk]TR[hi]C[White played the marked stone. How should Black answer?]AP[goproblems]
(;B[gh]C[Yep, that's right. Black connects.RIGHT])
(;B[gg]C[CHOICE];W[gh]C[This way black looses three stones...:(]))