what events did piotr kedsay run on?
400 m, medley relay, 4x400 m relay, 400 m, 4x400 m relay, 400 m, 4x400 m relay, 400 m, 4x400 m relay, 4x400 m relay, 4x400 m relay, 4x400 m relay, 400 m, 4x400 m relay, 4x400 m relay, 4x400 m relay, 4x400 m relay
which of these events were medley relays?
world youth championships
what was his time in this tournament?
1:50.46