class AliMCEvent;
class AliKFParticle;
class AliESDv0;
+class AliExternalTrackParam;
+class AliESDtrack;
+class AliESDVertex;
+class AliStack;
class TList;
class TObjArray;
class TTree;
class TTreeSRedirector;
+class TParticle;
#include "AliTriggerAnalysis.h"
#include "AliAnalysisTaskSE.h"