Combining the architectural style of Ile-de-France Gothic with Rhenish German sculpture, the cathedral is an apt symbol of Alsatian culture.
The cathedral serves as an appropriate symbol of Alsace's culture. 
mnli hypothesis: The cathedral serves as an appropriate symbol of Alsace's culture.  premise: Combining the architectural style of Ile-de-France Gothic with Rhenish German sculpture, the cathedral is an apt symbol of Alsatian culture.