G131133132313231333133313331333131133133313331311331333133313232122121   >>    G13113313231323133313331333133313113313331333131133133313331323212212   <<    G131133132313231333133313331333131133133313331311331333133313232122123   >>      G131133132313231333133313331333131133133313331311331333133313232122122   >>