G131133132313231333133313331333131133133313331323223313232222221   >>    G13113313231323133313331333133313113313331333132322331323222222   <<    G131133132313231333133313331333131133133313331323223313232222223   >>      G131133132313231333133313331333131133133313331323223313232222222   >>