For many years, it was also believed that he was commander of all Polish troops in the battle, but recent research proved that this was but a wrong translation of Longinus' chronicle.
Daug metų buvo tikima, kad jis mūšyje vadovavo visai Lenkijos kariuomenei, bet neseni tyrimai atskleidė, jog šis faktas buvo Longino kronikos vertimo klaida.