shùn shǒu qiān yáng

Explanation:

Shunhandedly leading away someone's sheep. It is a metaphor for taking advantage of the situation to catch the enemy or take advantage of others. Now it is compared to taking others' things by chance.

Originality:

"Li Ji - Qu Li Shang": "Those who imitate a horse and sheep are led by the right hand."

Example sentence:

It is said that Zaoshan Diao's subordinates have an ~ old formula, and a pinch of hair may be trying to perform this trick. (Qu Bo's "The Snowy Plains of the Forest Sea" XII)