question: What four boys from his family 's boarding house became friends with Chopin ?
answer: Tytus Woyciechowski , Jan Nepomucen Białobłocki , Jan Matuszyński and Julian Fontana
turker_answer: Tytus Woyciechowski , Jan Nepomucen Białobłocki , Jan Matuszyński and Julian Fontana became friends with Chopin .
rule-based: Tytus Woyciechowski , Jan Nepomucen Białobłocki , Jan Matuszyński and Julian Fontana became friends with Chopin .