Instead of storing one single link let's store two links, and a set of tags in the middle. Two links with their two titles and maybe their two descriptions. And one set of tags between them.
M. Manca, L. Boratto, и S. Carta. Intelligent Systems in Science and Information 2014, том 591 из Studies in Computational Intelligence, Springer International Publishing, (2015)
M. Tsagkias, M. de Rijke, и W. Weerkamp. Proceedings of the Fourth ACM International Conference on Web Search and Data Mining, стр. 565--574. New York, NY, USA, ACM, (2011)
R. Kaptein, P. Serdyukov, и J. Kamps. Proceedings of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, стр. 839--840. New York, NY, USA, ACM, (2010)