SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function cosineDistance (children 1)
     ExpressionList (children 2)
      Literal Tuple_(UInt64_1, UInt64_0)
      Function tuple (children 1)
       ExpressionList (children 2)
        Literal Float64_0.5
        Function divide (children 1)
         ExpressionList (children 2)
          Function sqrt (children 1)
           ExpressionList (children 1)
            Literal UInt64_3
          Literal UInt64_2
