static void Main(string[] args)
{
    using (pubsEntities pubsContext = new pubsEntities())
    {
        string fname = "Maria";
        string entitySQL = "SELECT VALUE c FROM pubsEntities.employee " +
                           "AS c WHERE c.fname = @fname";
        ObjectQueryy<employee> emps = pubsContext.CreateQueryy<employee>(entitySQL,new ObjectParameter("fname", fname));

        foreach (employee emp in emps)
            Console.WriteLine("{0} - {1}", emp.fname, emp.lname);

        pubsContext.Connection.Close();
    } }