Sentence 1: Liu Xuan had two sons : Liu Yin and Liu Ji . Liu Cheng 's son was Liu Yong . Liu Li 's grandson was Liu Yin .
Sentence 2: Liu Li had two sons : Liu Yin and Liu Ji , Liu Yin 's son was Liu Cheng and Liu Yong 's grandson was Liu Xuan .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?