 It is structured into five sub @-@ books and cumulatively contains 100 chapters . The five <unk> ( sub @-@ book of twenties ) are subtitled as <unk> , <unk> <unk> , <unk> <unk> , <unk> <unk> and the <unk> <unk> . Each chapter deals with a specific topic , ranging from gaining a kingdom , its governance , economics , infrastructure , architecture , medicine , cuisine , ornaments , perfumery and love @-@ games , sports , jewelry , painting , music and dance . A major part of the text is dedicated to music and musical instruments , with 2500 verses dedicated to it . 
