Buong pangalan
Ralf Callenberg
Ipinanganak
Jan 1, 1966
(edad 59)
Lugar ng Kapanganakan
Pederasyon
Germany
Total na Laro 13
46% Draw
54% Loss
Bilang Puti 8
50% Draw
50% Loss
Bilang Itim 5
40% Draw
60% Loss