Question: Powała of Taczew help fight against who during the Battle of Grunwald?
Sentence (from "Battle of Grunwald"): Although defeated, the Teutonic Knights withstood the siege of their fortress in Marienburg (Malbork) and suffered minimal territorial losses at the Peace of Thorn (1411) (Toruń), with other territorial disputes continuing until the Peace of Melno in 1422.
Relevant evidence: No