i think its in half-step-down tuning. I know its right, regardless
introe|-------------------|B|--9----6---4-------|G|--9----6---4-------|D|--9----6---4-------|A|-7-7-4--4-2-2-3-2--|E|-----------------0-|
versee|--0------0-----0------0---|B|--0------0-----0------0---|G|--9------6-----4------5---|D|--9----6-6-6---4-----5--5-|A|-7--7-4------2---2-3------|E|--------------------------|
choruse|----------------------------|B|----------------------------|G|-------2-2-2-9-9-9-6-6-6--5-|D|-5-5-5-2-2-2-9-9-9-6-6-6--5-|A|-5-5-5-0-0-0-7-7-7-4-4-4--3-|E|-3-3-3----------------------|