(Program
  (ExpressionStatement
  { (SequenceExpression
    {-(Assignment
      {-(Identifier)-}
      {-(Float)-})-}
    {-(Assignment
      {-(Identifier)-}
      {-(Float)-})-})
  ->(Assignment
    {+(Identifier)+}
    {+(Hash
      {+(KeyValue
        {+(Identifier)+}
        {+(SequenceExpression
          {+(Float)+}
          {+(SequenceExpression
            {+(Plus
              {+(Float)+}
              {+(Float)+})+}
            {+(Float)+})+})+})+})+}) }))