digraph {
	"4004" -> {TMS1000 "8008"}
	TMS1000 -> {"17K" MSP430}
	"8008" -> {"8080" "8048"}
	"8080" -> {"8088" "8086" Z80 "87AD" LR35902 ST6}
	"8086" -> {V60 x86}
	Z80 -> {Z8 Z180 Z800 Z8000 LR35902 "TLCS-90" "87AD" eZ80}
	"87AD" -> "78K0"
	"17K" -> "78K0"
	"78K0" -> "78K0S"
	"78K0" -> "78K0R"
	"78K0R" -> RL78
	"TLCS-90" -> {"TLCS-870" "TLCS-900"}
	Z8000 -> Z80000
	Z180 -> Z280
	Z800 -> Z280
	Z280 -> Z380
	Z8 -> eZ8
	//eZ80 -> eZ8

	"8048" -> "8051"

	ST6 -> ST7
	ST7 -> STM8

	"6800" -> {"6801" "6809" "6502" "68000"}
	"6801" -> {"68HC05" "68HC08" "68HC11"}
	"68HC11" -> {"68HC12" "68HC16"}
	"6502" -> "65816"
	"68HC12" -> S12
	S12 -> MagniV

	PDP11 -> VAX
	PDP11 -> MSP430
	VAX -> {"68000" "V60, V70, V80" "H8/300" "DEC Alpha"}

	"V60, V70, V80" -> "V810, V830"
	"V810, V830" -> V850
	V850 -> RH850

	"68000" -> {"680x0" ColdFire "H8/300" /*"88000"*/}
	"680x0" -> "Apollo 68080"

	"H8/300" -> {"H8/300H" "H8/300L"}
	"H8/300H" -> H8S
	H8S -> H8SX

	H8SX -> RX
	V850 -> RX
	RL78 -> RX
	SuperH -> RX, ARMv4, ARCompact, "RISC-V"

	"Super FX" -> ARC
	ARC -> ARCompact

	RISC -> {i960 Am29000 ARMv2 SuperH "PA-RISC" "801" ROMP SPARC DLX OpenRISC1000 AVR ARC "88000" "RISC-V"}
	MIPS -> {PRISM OpenRISC1000 Xtensa LoongArch "RISC-V" "C-SKY"}

	"801" -> PowerPC
	ROMP -> PowerPC
	"88000" -> PowerPC
	DLX -> MicroBlaze
	OpenRISC1000 -> LM32, "RISC-V"
	SPARC -> {UltraSPARC SPARCLite}
	SuperH -> {CR16 Xtensa}
	PRISM -> "DEC Alpha"

	ARMv2 -> ARMv4
	ARMv4 -> ARMv5
	ARMv5 -> ARMv6
	ARMv6 -> {"Cortex-A" "Cortex-R" "Cortex-M"}
	ARMv4 -> "Cortex-M"
	"DEC Alpha" -> {StrongARM "Cortex-A"}
	"Cortex-A" -> {"Cortex-X" Neoverse}

	"PA-RISC" -> Itanium
	x86 -> Itanium
	PowerPC -> {Itanium "C-SKY"}
	i960 -> Itanium
	x86 -> AMD64

	//"8051" -> AVR
	AVR -> AVR32
	ARMv4 -> AVR32
	ARMv4 -> StrongARM
	StrongARM -> XScale

	SPARCLite -> FR
	FR -> "FR-V"

	"56000" -> {Teak Oak}
	Oak -> Teak
	Teak -> "CEVA-X"
	TMS320 -> {"FR-V" "CEVA-X" SHARC Hexagon Xtensa}
	SHARC -> {Blackfin TigerSHARC}
	XScale -> Blackfin
}