Note: The first problems in the series mainly serve to explore the properties of 1-2 and 2-2 points.
It is very tempting to block at here, because that seems to make more points while living.
fails to make life. After , Black connects out at a. Should White block at a, Black plays b and we reach the same postion as if White had played a to start. Please compare with the preceding digram: wrong (i).