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
data(Madrid_bombing, package = "snafun")list of igraph objects
Available from Manchester (https://sites.google.com/site/ucinetsoftware/datasets/covert-networks)
or here http://doitapps.jjay.cuny.edu/jjatt/data.php. Converted to R format
in the networkdata package from David Schoch.