REASONER: An Explainable Recommendation Dataset with Comprehensive Labeling Ground Truths - Chen, Xu; Zhang, Jingsen; Wang, Lei; Dai, Quanyu; Dong, Zhenhua; Tang, Ruiming; Zhang, Rui; Chen, Li; Zhao, Xin; Wen, Ji-Rong (Advances in Neural Information Processing Systems, 2023)