translate = {
'D3': 0,
'D2': 1,
'D1': 4,
'D0': 5,
'D4': 6,
'C6': 7,
'D7': 8,
'E6': 9,
'B4': 10,
'B5': 11,
'B6': 12,
'B2': 13,
'B3': 14,
'B1': 15,
'F7': 16,
'F6': 17,
'F5': 18,
'F4': 19,
}