Hasen
 

b-1-500-x a 1-500-x (1)
a 1-500-x (2) a 1-500-x (7)
a 1-500-x (9)
b---3--500-x
b---2--500-x
a 1-500-x (10)
a 1-500-x (5)
a 1-500-x (4)