How to read tablature?
G          D7         G
xA|-2-2-2-2-2--3-3-3-3-3--2-------|
xE|-3-3-3-3-3--2-2-2-2-2--3-------|
xC|-2-2-2-2-2--2-2-2-2-2--2-------|
xG|-0-0-0-0-0--2-2-2-2-2--0-------| 

                  G                  D7
xA|---------------2--------------------3-3-0------|
xE|-----------------3------------------------1-0--|
xC|-2-1-2-3-2-1-2-------2-1-2-3-2-1-2-------------|
xG|-----------------------------------------------|

                            G            G7
xA|- 3-0------5-3------7-5-3-------------5|
xE|-----2-0------5-2--------7-----------3-|
xC|---------------------------4-2-4-2-4---|
xG|---------------------------------------|

                  G                  D7
xA|---------------2--------------------3-3-0-----|
xE|-----------------3------------------------1-0-|
xC|-2-1-2-3-2-1-2-------2-1-2-3-2-1-2------------|
xG|----------------------------------------------|

                             G     D       G
xA|-3-0-------5-3------7-5-3-5-2---2-3-0---0--|
xE|-----2-0-------5-2------------3-------2---3|
xC|-------------------------------------------|
xG|-------------------------------------------|

    G
xA|-222-| 
xE|-333-| 
xC|-222-| 
xG|-000-|