Table 1.

Information about network data sets used in this study. Note that data for Cannes Film Festival and 50th Anniv. of M.L. King’s “I have a dream” speech is a subset of the data used in Omodei et al.²².

Event	Interactions	Users	From	To	Days	Keywords
Boston Attack	9,480,331	4,377,184	2013-04-15	2013-04-22	7.0	“boston”, “bomb”, “BostonMarathon”
Papal Conclave (Pope Francis)	5,969,189	2,064,866	2013-02-25	2013-03-19	22.0	“pope”, “benedict”, “pontifex”, “resign”, “conclave”, “vatican”
Paris Attacks	4,163,947	1,896,221	2015-11-13	2015-11-15	2.0	“#Paris” (search and streaming), “#Parigi” (streaming only)
NBA Finals	2,150,187	747,937	2015-06-09	2015-06-21	12.0	“#nbafinals”
UEFA Champions League Final	1,673,492	677,145	2016-05-27	2016-06-01	5.0	“#UCLfinal”, “#RealAtletico”, “#Champions”
Cannes Film Festival	1,180,173	438,537	2013-05-06	2013-06-03	28.0	“cannes film festival”, “cannes”, “#cannes2013”, “#festivalcannes”, “#palmdor”, “canneslive”
Gravitational Waves Discovery	721,590	362,086	2016-02-10	2016-02-16	6.0	“ligo”, “#gravitationalwaves”, “#ligo”, “gravitational waves”, “#gravitational waves”, “gravitational #waves”, “onde gravitazionali”, “#OndesGravitationnelles”, “Ondas gravitacionales”, “Ondes Gravitationnelles”, “#ondas #gravitacionales”, “#ondas gravitacionales”
Sanremo Italian Music Festival	461,838	56,562	2016-02-13	2016-02-13	1.0	“sanremo”
50th Anniv. of M.L. King’s “I have a dream” speech	398,230	327,707	2013-08-25	2013-09-02	8.0	"Martin Luther King”, “#ihaveadream”