expression
hane at the head of two stones
A Go proverb advising that when you have two stones in a row, you should play a hane (a diagonal move wrapping around the opponent's stone) at the head of those two stones without hesitation. This is a fundamental shape and strategic concept in Go.
「二目の頭は見ずハネよ」は、囲碁の有名な格言の一つだ。
"Nimoku no atama wa mizu hane yo" is one of the famous proverbs of Go.
A traditional Go proverb. The exact origin is uncertain, but it has been passed down as a fundamental strategic principle in Go.