They weren't Polish, and they weren't related, but were instead five hermits who were martyred together. They were - Benedict, Krystyn, Isaac, Jan and Mateusz. They were murdered during a robbery on the night of November 10, 1003, most likely in the village of Święty Wojciec near Międzyrzecz. Isaac, Mateusz and Krystyn are the first Polish saints canonized in the history of the...