graph {
	i [label="Lauri Johannes Koskenniemi\n12.10.1998 - "]
	f [label="Juha Kullervo Koskenniemi"]
	m [label="Taru Tellervo Reunanen"]

	ff [label="Erkki Koskenniemi"]
	fm [label="Terttu Heikuksela"]
	mf [label="Pentti Olavi Reunanen"]
	mm [label="Aino Sisko Alavaikko"]

	mfm [label="Hilja Aurora Loman"]

	mfmf [label="Johan Adolph Loman"]
	mfmm [label="Aurora Fredrika Wikman"]

	i -- { f m }
	f -- { ff fm }
	m -- { mf mm }

	mf -- { mfm }
	mfm -- { mfmf mfmm }
}