.c .y.h Processing hierarchys .x.w o Pyramid .$(0 lqqqqqqqqk x x MASTER PROCESS x EDIT x x x mqqqqqqqqj - - - - - - - - - - - - - - - - - - - - - - / x \ SUB PROCESSES / x \ / x \ lqqqqqk lqqqqqk lqqqqqk xSPELLx xDATA x xPRINTx x x xBASE x x x mqqqqqj mqqqqqj mqqqqqj .$(B .s