2. The white elephant c4 attacks the other side's former f7 soldier at any time in an attempt to pose a threat to the other side's king.
3. The picture poses a threat to the other king.
4. The man in white walked to h6 and cooperated with the elephant to give the man in black an elephant, and f7 killed the king.
The black side didn't realize the danger and took a step, threatening the white soldiers and the big queen.
6, white to the fourth step is basically step to kill the king, White Queen eat f7 soldiers general. After the black side has no chess pieces to eat the other side, there is no chess to go, and the black side loses.