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Data output format:
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[battleground] =>
       [1] =>
               ["when"] = when this pvp happened
               ["name"] = rival's name
               ["rank"] = rival's rank
               ["guild"]= rival's guild
               ["race"] = rival's race
               ["class"]= rival's class
               ["leveldiff"] = level difference with rival
               ["result"] = "Win" / "Lose"
               ["honor"] = rival's honor
               ["zone"]  = which battlefield
               ["subzone"]     = sub zone name

[duels] =>
       [1] =>
               ["time"] = when this duel happened
               ["name"] = rival's name
               ["rank"] = rival's rank
               ["guild"] = rival's guild
               ["race"] = rival's race
               ["class"] = rival's class
               ["leveldiff"] = level difference with rival
               ["zone"] = zone
               ["subzone"] = sub zone
               ["result"] = "Win" / "Lose"

[instance] =>
       [instance name] =>
               ["start"] = start time
               ["end"] = end time
               ["kills"] =>
                       [boss1 name] = then time it was killed
                       [boss2 name] = then time it was killed
                       [boss3 name] = then time it was killed