A transgender teenager has caused an upset in German chess circles by winning an under-18 girls’ national tournament, prompting calls for tougher rules even in a sedentary sport that relies on brainpower.
Nora Heidemann’s victory to become German champion in the female category of the youth chess championship in Willingen this month was met with criticism from some players and from the head of the German commission for women’s chess, Nadja Jussupow.
