Multicultural classroom discourse dataset on teachers’ and students’ dialogic empathy oleh Chrysi Rapanta, Cláudia Gonçalves, João Rui Pereira, Dilar Cascalheira, Beatriz Gil, Rita Morais, Anna Čermáková, Julia Peck, Benjamin Brummernhenrich, Regina Jucks, Mercè Garcia-Milà, Andrea Miralda-Banda, José Luna, Maria Vrikki, Maria Evagorou, Fabrizio Macagno