<bean id="deepDishPizzaService" abstract="true" class="org.xbean.spring.example.DeepDishPizzaService">
  <property name="topping" value="Salami"/>
  <property name="cheese" value="Edam"/>
  <property name="size" value="17"/>
</bean>

<bean id="myFavoritePizza" parent="deepDishPizzaService">
  <property name="size" value="12"/>
</bean>