0 xmp 1 22 foo 1 xmp 2 22 foo 2 xmp 1 17 foobaz 3 xmp 2 17 foobaz 4 xmp 1 28 foobaz 5 xmp 2 28 foobaz 6 xmp 1 34 & & 7 xmp 1 35 foox--<> 8 xmp 2 35 foox--<>