How to do word tokenization in Chinese? 姚明进入总决赛 Yao Ming reaches the finals” 3 words? 姚明 进入 总决赛 YaoMing reaches finals 5 words? 姚 明 进入 总 决赛 Yao Ming reaches overall finals 7 characters? (don't use words at all): 姚明 进 入 总 决 赛 Yao Ming enter enter overall decision game