This is a time series that treat specific attacks as endpoints and depict the evolution of relations between individuals indirectly and directly associated with the Madrid train bombing. http://en.wikipedia.org/wiki/2004_Madrid_train_bombings 1-mode stacked matrices 55 x 55 person by person, data on 20 time periods plus kinship data and tie extinguished data. Codebook available here http://doitapps.jjay.cuny.edu/jjatt/files/Relations_Codebook_Public_Version2.pdf