1<?xml version="1.0" encoding="UTF-8"?> 2<out> 3 -Any child of root sss- 4 5 +Any descendant of root sss+ 6 7 -Any child of any sss- 8 9 +Any descendant of root sss+ 10 11 -Any child of any sss- 12 13 +Any descendant of root sss+ 14</out>