Create an object model from a single LINQ query

ObjectModelQuery.cs

  var results = Session.Query<Answer>()
    .Select(answer => new
                       {
                         QuestionId = answer.Question.Id,
                         QuestionText = answer.Question.Text,
                         QuestionDate = answer.Question.Date,
                         AnswerId = answer.Id,
                         AnswerText = answer.Text,
                         AnswerDate = answer.Date,
                       })
    .OrderBy(result => result.QuestionDate).ThenBy(result => result.AnswerDate)
    .ToList();

  IList<QuestionViewModel> questions = new List<QuestionViewModel>();
  QuestionViewModel questionViewModel = null;

  foreach (var result in results) {
    if (questionViewModel == null || questionViewModel.Id != result.QuestionId) {
      questionViewModel = new questionViewModel { Id = result.QuestionId, Text = dto.QuestionText };
      questions.Add(questionViewModel);
    }

    var answerViewModel = new AnswerViewModel
                           {
                             Id = dto.AnswerId,
                             Text = dto.AnswerText,
                           };
    questionViewModel.Answers.Add(answerViewModel);
  }

  return questions;