Original sentence: and Chancellor Jerzy Ossolinski called for a congress of notables in Warsaw on 9 June, at which Zaslawski, Ostrorog and Koniecpolski were designated provisional commanders, and Adam Kisiel was instructed to enter into negotiations with Khmelnytsky
Edited sentence: and Chancellor Jerzy Ossolinski called for a congress of notables in Warsaw on 9 June, at which Zaslawski, Ostrorog and Koniecpolski were designated provisional commanders, and Adam Kysil was instructed to enter into negotiations with Khmelnytsky