schematic SH|K|IH|M|AE|T|IH|K S|K|I|M|AE|T|I|K SH|K|I|M|AE|T|I|K S|K|IH|M|A|T|IH|K SH|K|IH|M|A|T|IH|K S|K|I|M|A|T|I|K SH|K|I|M|A|T|I|K