smax48

  public void Main()
  {
      Mapper.Initialize(config => {
          config.CreateMap<ChildModelClass, ChildDataClass>();
          config.CreateMap<ModelClass, DataClass>();
      });

      Expression<Func<DataClass, bool>> expr = d => d.Children.All(c => c.Data == "abc");

      var lambda = (LambdaExpression)Mapper.Map(