Help with Revelation tab

[Detective Clarence Beauregard]

Can anyone help me figure out what's being played below? I only have a few notes/chords I can't figure out, and they're marked with question marks...

@ 2:20 (after first chorus)

                   PM PM PM PM PM PM                  PM PM PM PM PM PM  
     S  S  S  S E  S  S  S  S  S  S     S  S  S  S E  S  S  S  S  S  S   
E||----------------------------------|----------------------------------|
B||----------------------------------|----------------------------------|
G||----------------------------------|----------------------------------|
D||----------------------------------|----------------------4-----------|
A||----------------------7--6--4--6--|-------------------------7--6--7--|
E||--5p-4h-5p-4----?--?--------------|--5p-4h-5p-4----?--?--------------|


                PM PM PM PM PM PM                         PM PM PM PM  
  S  S  S  S E  S  S  S  S  S  S     E  E  E  E  E  E     E  E  E  E   
----------------------------------|--------------------|--------------|-------------------||
----------------------------------|--------------------|--------------|-------------------||
----------------------------------|--------------------|--------------|-------------------||
----------------------7--6--4--6--|--7--6-----9--8-----|--?--?--?--?--|-------------------||
----------------------------------|--5--4-----7--6-----|--?--?--?--?--|--5----------------||
--5p-4h-5p-4----?--?--------------|--------------------|--------------|--3----------------||

@ 4:52 (after crazy tapping fill)

   Q    Q    E  Q    Q    E      Q    Q    Q    Q    E   
|----------------------------|--------------------------|
|----------------------------|--------------------------|
|----------------------------|--------------------------|
|----------------------------|--------------------------|
|----------------------------|--/7----6-----------------|
|--0----2----3--0----2----3--|-------------8----7----6--|


     PM PM PM PM    PM PM PM PM                             
  E  E  E  E  E  E  E  E  E  E      Q    Q    Q    Q    E   
--------------------------------|--------------------------|
--------------------------------|--------------------------|
--------------------------------|--------------------------|
--------------------------------|--------------------------|
-----?--?--?--?-----?--?--?--?--|--/7----6-----------------|
-----?--?--?--?-----?--?--?--?--|-------------8----7----6--|


     PM PM PM PM    PM PM PM PM                                        PM PM  
  E  E  E  E  E  E  E  E  E  E      Q    Q     Q    Q        Q    Q    E  E     W
--------------------------------|------------------------|-------------------|-------------------||
--------------------------------|------------------------|-------------------|-------------------||
--------------------------------|------------------------|-------------------|-------------------||
--------------------------------|-------------/5----4----|--/9----8----7--6--|--5----------------||
-----?--?--?--?-----?--?--?--?--|--/7----6---------------|-------------5--4--|--3----------------||
-----?--?--?--?-----?--?--?--?--|------------------------|-------------------|-------------------||

Thanks for any assistance.