{  
    3: [2, 1, 9, 4, 13],
    12: [11, 15, 13, 10],
    2: [3, 1, 6, 7, 8],
    14: [4, 15, 16, 13, 20],
    17: [5, 19, 16, 18, 21],
    1: [3, 2, 6, 5, 4],
    6: [2, 1, 7, 5, 18],
    9: [3, 11, 10, 13],
    7: [2, 6, 23, 8, 18, 22],
    11: [12, 9, 10],
    5: [17, 1, 6, 4, 16, 18],
    4: [3, 14, 1, 5, 16, 13],
    15: [12, 14, 13, 20],
    19: [17, 16, 20],
    23: [7, 8, 22],
    8: [2, 7, 23],
    16: [14, 17, 5, 4, 19, 20],
    13: [3, 12, 14, 9, 4, 15, 10],
    10: [12, 9, 11, 13],
    20: [14, 15, 19, 16],
    18: [17, 6, 7, 5, 22, 21],
    22: [7, 23, 18, 21],
    21: [17, 18, 22]
}