SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function in (alias result) (children 1)
     ExpressionList (children 2)
      Function toBFloat16 (children 1)
       ExpressionList (children 1)
        Literal Int64_-1
      Literal Array_[UInt64_0, UInt64_1, UInt64_2]
