public EmployeeType(ICertificaationRepository certificationRepository) { Field(a => a.Id); Field(a => a.Name); Field(a => a.Email); Field(a => a.Mobile); Field(a => a.Company).Description("Company Name");; Field(a => a.Address); Field(a => a.ShortDescription); Field(a => a.LongDescription); Field <ListGraphType <EmployeeCertificationType> >( "certifications", resolve: context => certificationRepository.GetCertificationByEmployee(context.Source.Id) ); }