Expression: id('chapter1') Object is a Node Set : Set contains 1 nodes: 1 ELEMENT chapter

ATTRIBUTE id
  TEXT
    content=chapter1

Expression: id('chapter3') Object is a Node Set : Set contains 1 nodes: 1 ELEMENT chapter

ATTRIBUTE id
  TEXT
    content=chapter3

Expression: id('chapter1')/p Object is a Node Set : Set contains 4 nodes: 1 ELEMENT p 2 ELEMENT p 3 ELEMENT p 4 ELEMENT p

Expression: id('chapter1')//p Object is a Node Set : Set contains 4 nodes: 1 ELEMENT p 2 ELEMENT p 3 ELEMENT p 4 ELEMENT p

Expression: id(‘chapter1’)/p Object is a Node Set : Set contains 1 nodes: 1 ELEMENT p