Test passes if the two columns are the same, IGNORING the suffix.
X
XI
XII
XLIII
LXXVII
LXXX
XCIX
C
CI
CCXXII
DXL
CMXCIX
M
MV
MLX
MLXV
MDCCC
MDCCCLX
MDCCCLXV
MMDLV
MMM
MMMCMXCIX