#tree| treeid| parentid| childrenid
treex |0 |9
treex |9 |10
treex |10 |1 3 5 6 8
treex |6 |7
treex |3 |2 4
treex |5|11 
treex |11|12 13
treey |0 |9
treey |9 |10
treey |10 |1 3 5 6 8
treey |6 |7
treey |3 |2 4
treey |5|11 
treey |11|12 13
treez |0 |14 15
treez |14|9
treez |9 |10
treez |10 |1 3 5 6 8
treez |6 |7
treez |3 |2 4
treez |5|11 
treez |11|12 13
treea |0 |1 3 5 6 8
treea |3 |2 4
treea |6 |7
treeb |0 |1 2 5 6 8
treeb |2 |3 4
treeb |6 |7
treeb |7 |9
treec |0 |1 2 5 8
treec |2 |3 4 6
treec |6 |7
treed |0 |1 2 5 8
treed |2 |3 4 6
treed |6 |7
treed |7 |9
treef |9 |0 10 11
treef |11 |12 13
treef |0 |1 2 5 8
treef |2 |3 4 6
treef |6 |7
treeg |0 |1 2 5 6 
treeg |2 |3 4
treeg |6 |7
treeg |7 |8

# treelabel|treeid|nodeid|label
treex |0 |xray
treex |1 |15
treex |3 |z
treex |2 |w
treex |4 |v
treex |5 |?
treex |6 |xray
treex |7 |15
treex |8 |15
treex |9 |*
treex |10 |newroot
treex |11 |newkid1
treex |12 |newkid2
treex |13 |newkid3
treey |0 |xray
treey |1 |15
treey |3 |z
treey |2 |w
treey |4 |v
treey |5 |foo
treey |6 |xray
treey |7 |15
treey |8 |15
treey |9 |bar
treey |10 |newroot
treey |11 |newkid1
treey |12 |newkid2
treey |13 |newkid3
treez |0 |xray2
treez |1 |15
treez |3 |z
treez |2 |w
treez |4 |v
treez |5 |foo
treez |6 |xray
treez |7 |15
treez |8 |15
treez |9 |bar
treez |10 |newroot
treez |11 |newkid1
treez |12 |newkid2
treez |13 |newkid3
treez |14 |xray
treez |15 |xray3
treea |0 |xray
treea |1 |15
treea |3 |z
treea |2 |w
treea |4 |v
treea |5 |q
treea |6 |xray
treea |7 |15
treea |8 |15
treeb |0 |xray
treeb |1 |15
treeb |2 |z
treeb |3 |w
treeb |4 |v
treeb |5 |q
treeb |6 |xray
treeb |7 |15
treeb |8 |15
treeb |9 |15
treec |0 |xray
treec |1 |15
treec |2 |z
treec |3 |w
treec |4 |v
treec |5 |q
treec |6 |xray
treec |7 |15
treec |8 |15
treed |0 |xray
treed |1 |15
treed |2 |z
treed |3 |w
treed |4 |v
treed |5 |q
treed |6 |xray
treed |7 |15
treed |8 |15
treed |9 |15
treef |0 |xray
treef |1 |15
treef |2 |z
treef |3 |w
treef |4 |v
treef |5 |q
treef |6 |xray
treef |7 |15
treef |8 |15
treef |9 |newroot
treef |10 |newsibling1
treef |11 |newsibling2
treef |12 |nephew1
treef |13 |nephew2
treeg |0 |xray
treeg |1 |15
treeg |2 |z
treeg |3 |w
treeg |4 |v
treeg |5 |q
treeg |6 |xray
treeg |7 |15
treeg |8 |15