Question 2: 
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UNKNOWN1 = util 

UNKNOWN2 = F

UNKNOWN3 = F

UNKNOWN4 = util

UNKNOWN5 = D

UNKNOWN6 = X

UNKNOWN7 = MyVisitor

UNKNOWN8 = from A to F

UNKNOWN9 = A

UNKNOWN10 = B

UNKNOWN11 = D

UNKNOWN12 = X

UNKNOWN13 = F

UNKNOWN14 = F

UNKNOWN15 = X

UNKNOWN16 = D

UNKNOWN17 = B

UNKNOWN18 = A

UNKNOWN19 = D

UNKNOWN20 = x

UNKNOWN21 = X

UNKNOWN22 = A

UNKNOWN23 = b

UNKNOWN24 = B

UNKNOWN25 = B

UNKNOWN26 = d

UNKNOWN27 = D

UNKNOWN28 = D

UNKNOWN29 = e

UNKNOWN30 = E

UNKNOWN31 = E

UNKNOWN32 = f

UNKNOWN33 = F

UNKNOWN34 = 1

UNKNOWN35 = from A through X to F
