internal PgnNagWithFloatItemsSyntax(PgnPlySyntax parent, int parentIndex, GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> green)
     : base(parent, green)
 {
     ParentIndex = parentIndex;
 }
 internal PgnVariationWithFloatItemsSyntax(PgnPlySyntax parent, int parentIndex, GreenWithPlyFloatItemsSyntax <GreenPgnVariationSyntax> green)
     : base(parent, green)
 {
     ParentIndex = parentIndex;
 }
 internal PgnMoveWithFloatItemsSyntax(PgnPlySyntax parent, GreenWithPlyFloatItemsSyntax <GreenWithTriviaSyntax> green)
     : base(parent, green)
 {
 }