G-reasoner: Foundation Models for Unified Reasoning over Graph-structured Knowledge. - Linhao Luo; Zicheng Zhao; Junnan Liu; Zhangchi Qiu; Junnan Dong; Serge Panev; Chen Gong 002; Thuy-Trang Vu; Gholamreza Haffari; Dinh Q. Phung; Alan Wee-Chung Liew; Shirui Pan (CoRR, 2025)