public CPDLBelongs(CPDLPos originalPosition, CPDLSet originalSet)
 {
     this.originalPosition = originalPosition;
     this.originalSet = originalSet;
 }
 public CPDLAtPosPred(CPDLChar originalChar, CPDLPos originalPos)
 {
     this.originalPos = originalPos;
     this.originalChar = originalChar;
 }
 public CPDLPosComparisonSet(CPDLPos original)
 {
     this.original = original;
 }
 public CPDLBinaryPosPred(CPDLPos lhs, CPDLPos rhs)
 {
     this.lhs = lhs;
     this.rhs = rhs;
 }
 public CPDLPredOrSuccPos(CPDLInteger repetitions, CPDLPos operand)
 {
     this.repetitions = repetitions;
     this.operand = operand;
 }