This is the begining riff, and the riff for the verse, just repeat this throughout
[ Tab from: https://www.guitartabs.cc/tabs/b/black_sabbath/ironman_tab.html ]
1 --------------------------------------------------------------------
2 ---------------------------------------------------------------------
3 ----------------------------------------------------------------------
4 ---------4-7-7-9-9-12-11-12-11-12-11-7-9-9-x-x-------------
5 -^2-^2-2-5-5-7-7-10-9--10--9--10--9--5-7-7-x-x-------------
6 ---- -------------------------------------------------------------------
