And here is the XML data from the figure.

Exercise 12.1.2: The document of Fig. 12.6 contains data similar to that used in our running battleships exercise. In this document, data about ships is nested within their class element, and information about battles appears inside each ship element. Write the following queries in XPath. What is the result of each? b) Find all the Class elements for classes with a displacement larger than 35000. d) Find the names of the ships that were sunk