public UserType(IReview review, IOrder order) { Name = "User"; Description = "User fields"; Field(x => x.UserId).Description("User Id"); Field(x => x.FullName).Description("User name and surname"); Field <ListGraphType <ReviewType> >("Reviews", Description = "User reviews", resolve: context => { return(review.GetReviewsByUserId(context.Source.UserId)); }); Field <ListGraphType <OrderType> >("Orders", Description = "User orders", resolve: context => { return(review.GetReviewsByUserId(context.Source.UserId)); }); }