+----------+ | Parent | /| PCE | / +----------+ / / Stateful / / P-PCE / / / / Stateful+-----+ / / C-PCE | PCE |/ / Hi | Hi | / +-----+ / +---+ +---+ / +---+ +---+ + LSR +--+ LSR +........................+ LSR +--+ LSR + + H1 + + H2 + / + H3 + + H4 + +---+ +---+\ +-----+/ /+---+ +---+ \ | PCE | / \ | Lo | / Stateful \ +-----+ / C-PCE \ / Lo \+---+ +---+/ + LSR +--+ LSR + + L1 + + L2 + +---+ +---+