Main subject:
- The four types of triangles and their classical translations (6, 6*4), the major and minor jazz 6accord, the major7, the dominant7, the minor major etc. jazz accord for any sound in the default..
- The 8 + 1 four-tone accords (major7, dominant7, moll major7, moll7, extended quintus dominant 7 etc.) are in the basic position, after hearing, based on two-player play.
- All the modes of the major, harmonious minor and melodic minor sound system (a total of 21 scales), as well as the full-tone, half-full and half-half scale recognition, postharvest description based on three-sided performances.
- The play of cadential chords (I-IV-VI, IV-IV-I, I-VI-II-VI, I-III-VI-II-VI) with two hands, four parts, three positions, in 6# – 6b scales with accord processing.