Oppgave 485916: Hvit å forsvare
Ruben Lehmann (1536) - Ulrich Rißmann (1901)
GER-ch Net Amateur Gr-A Vor1 Playchess.com INT (6), 2020.04.14
GER-ch Net Amateur Gr-A Vor1 Playchess.com INT (6), 2020.04.14
Dra brikkene for å løse denne oppgaven.