The university forms part of the German-Japanese University Consortium HeKKSaGOn, and it participates in 7 European exchange schemes for researchers and students, such as ERASMUS. Furthermore, it is actively involved in the development of the German-speaking Andrássy University of Budapest, and co-runs the school of German law at the Jagiellonian University of Kraków. The city of Heidelberg being twinned with Cambridge, England, and Montpellier, France, there are close academic ties to the University of Cambridge and the Université de Montpellier. Beyond Europe, the university and its faculties maintain specific agreements with 58 partner universities in Africa, the Americas, Asia, Australia and the Russian Federation. In total, the Higher Education Compass of the German Rector's Conference lists staff and student exchange agreements as well as research cooperations with 236 universities worldwide. Some of the most notable partner universities include Cornell University, Duke University, Georgetown University, Harvard University, Paris Institute of Political Studies (Sciences Po), Pantheon Sorbonne University, University of Cambridge, University of Oxford, Tsinghua University, and Yale University. The university offers a broad variety of athletics, such as teams in 16 different court sports from American football to volleyball, courses in 11 different martial arts, 26 courses in physical fitness and body building, 9 courses in health sports from aquapower to yoga, and groups in 12 different dance styles. Moreover, equestrian sports, sailing, rowing, skiing in the French alps, track and field, swimming, fencing, cycling, acrobatics, gymnastics, and much more. Most of the sports are free of charge. Heidelberg's competition teams are particularly successful in soccer, volleyball, equestrian sports, judo, karate, track and field, and basketball. The University Sports Club men's basketball team, USC Heidelberg, is the championship record holder, won 13 national championships, and is the only university team playing at a professional level in the second division of Germany's national league. Moreover, the university supports a number of student groups in various fields of interest. Among them are four drama clubs, the university orchestra Collegium Musicum, four choirs, six student media groups, six groups of international students, nine groups of political parties and NGO's, several departments of European organizations of students in certain disciplines, four clubs dedicated to fostering international relations and cultural exchange, a chess club, a literature club, two debate societies (one focused on English debating, the other focused on German debating), one student consulting group, and four religious student groups.