Row 1:
──────
equals(b, b):    1
greater(b, b):   0
less(b, b):      0
equals(b, c):    0
greater(b, c):   0
less(b, c):      1
equals(b, d):    0
greater(b, d):   0
less(b, d):      1
equals(b, bf):   1
greater(b, bf):  0
less(b, bf):     0
equals(b, cf):   0
greater(b, cf):  0
less(b, cf):     1
equals(b, df):   0
greater(b, df):  0
less(b, df):     1
equals(c, b):    0
greater(c, b):   1
less(c, b):      0
equals(c, c):    1
greater(c, c):   0
less(c, c):      0
equals(c, d):    0
greater(c, d):   0
less(c, d):      1
equals(c, bf):   0
greater(c, bf):  1
less(c, bf):     0
equals(c, cf):   1
greater(c, cf):  0
less(c, cf):     0
equals(c, df):   0
greater(c, df):  0
less(c, df):     1
equals(d, b):    0
greater(d, b):   1
less(d, b):      0
equals(d, c):    0
greater(d, c):   1
less(d, c):      0
equals(d, d):    1
greater(d, d):   0
less(d, d):      0
equals(d, bf):   0
greater(d, bf):  1
less(d, bf):     0
equals(d, cf):   0
greater(d, cf):  1
less(d, cf):     0
equals(d, df):   1
greater(d, df):  0
less(d, df):     0
equals(bf, b):   1
greater(bf, b):  0
less(bf, b):     0
equals(bf, c):   0
greater(bf, c):  0
less(bf, c):     1
equals(bf, d):   0
greater(bf, d):  0
less(bf, d):     1
equals(bf, bf):  1
greater(bf, bf): 0
less(bf, bf):    0
equals(bf, cf):  0
greater(bf, cf): 0
less(bf, cf):    1
equals(bf, df):  0
greater(bf, df): 0
less(bf, df):    1
equals(cf, b):   0
greater(cf, b):  1
less(cf, b):     0
equals(cf, c):   1
greater(cf, c):  0
less(cf, c):     0
equals(cf, d):   0
greater(cf, d):  0
less(cf, d):     1
equals(cf, bf):  0
greater(cf, bf): 1
less(cf, bf):    0
equals(cf, cf):  1
greater(cf, cf): 0
less(cf, cf):    0
equals(cf, df):  0
greater(cf, df): 0
less(cf, df):    1
equals(df, b):   0
greater(df, b):  1
less(df, b):     0
equals(df, c):   0
greater(df, c):  1
less(df, c):     0
equals(df, d):   1
greater(df, d):  0
less(df, d):     0
equals(df, bf):  0
greater(df, bf): 1
less(df, bf):    0
equals(df, cf):  0
greater(df, cf): 1
less(df, cf):    0
equals(df, df):  1
greater(df, df): 0
less(df, df):    0