png thumb 250px Map of Å umadija region , including its entire geographical area ) ) Å umadija ( Serbian Cyrillic : Ð Ñ Ð 1\/4 Ð Ð Ð Ñ Ð ) is a geographical region in Serbia . Å umadija ( Serbian Cyrillic : Ð Ñ Ð 1\/4 Ð Ð Ð Ñ Ð ) is a geographical region in Serbia .