G131133132313231333133313331333132322331323133313231323221123313221211   >>    G13113313231323133313331333133313232233132313331323132322112331322121   <<    G131133132313231333133313331333132322331323133313231323221123313221213   >>      G131133132313231333133313331333132322331323133313231323221123313221212   >>