Axis: following-sibling
ElementNode-set
AAA id = a1a2
BBB id = b1b2
BBB id = b2
AAA id = a2
BBB id = b3b4 c1 b5
BBB id = b4c1 b5
CCC id = c1b5
CCC id = c2
BBB id = b5
CCC id = c3