lookup 0 chained backtrackclass definition begin pakannada 1 phakannada 1 vakannada 1 pevowelkannada 1 phevowelkannada 1 vevowelkannada 1 class definition end class definition begin uvowelsignkannada 1 uuvowelsignkannada 1 class definition end class-chain 1 1 1,1 lookup end script table begin telu default 0, 1 script table end lookup 1 single uvowelsignkannada uvowelsignaltkannada uuvowelsignkannada uuvowelsignaltkannada lookup end feature table begin 0 akhn 1 1 akh2 0 feature table end