Nuclear Attack Tab

intro
verse1
chorus
verse2
chorus
then there's this solo, I haven't yet figured it out completely but it goes like
[ Tab from: http://www.guitartabs.cc/tabs/g/gary_moore/nuclear_attack_tab.html ]
e---------------------------------------------------------------|
B---------------------------------------------------------------|
G---------------------------------------------------------------|
D-------------------------------------------0-0-0-0-0-0-0-0-0-0-|
A0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-5-5-5-5-5-5-5-5-5--|
E-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5---------------------|
verse1
chorus
The same solo, but instead of D0-0-0-0-0-0--| , just play A5 once
                              A-5-5-5-5-5-5-|   and then you stop immediately.