41 arranging and conducting educational conferences, arranging and conducting symposiums and conventions; conducting classes or seminars or conferences on cinema history, on television, on film production, on audio-visual programs; organizing exhibitions for the promotion of photography, on the cinema, on cinema history, on television, on audio-visual production, movie theaters; training in the use of computers; vocational education in the field of television, in the field of film direction, in the field of audio-visual production, in the field of movie theaters and in the field of distribution of audio-visual programs; entertainment in the nature of baseball games, in the nature of automobile races, in the nature of tennis competitions; entertainment in the nature of television and film direction, in the nature of audio-visual production, in the nature of movie theaters and in the nature of distribution of audio-visual programs; entertainment in the nature of competitions in the field of cinema, in the field of film direction, in the field of audio-visual production, in the field of movie theaters and in the field of distribution of audio-visual programs, in the field of creative writing; entertainment services, namely, producing radio and television programs; entertainment services in the nature of theater productions, musicals, concerts, live music concerts and operas productions; television show production and video tape production; production of video films, motion picture film production; production of audio-visual programs, of interactive compact discs and of compact discs (audio-video and read-only memory); publication of books and magazines, libraries; rental of cinematographic equipment and accessories, of video tapes, of films, of disc recordings, of movie projection apparatus and accessories for theater sceneries, of television stage settings and of movie stage settings; rental of sound recordings; movie theaters; movie and television studios; recording studios and movie studios