Question: George A. Schilling, was a prominent American union leader and Georgist in which late century, he made his mark in the Chicago labor movement as a member of the cooper's union and a leader of the Knights of Labor?
Sentence (from "Knights of Labor"): In some cases it acted as a labor union, negotiating with employers, but it was never well organized, and after a rapid expansion in the mid-1880s, it suddenly lost its new members and became a small operation again.
Relevant evidence: No