These support an entablature decorated by a frieze comprising three metopes depicting laurel wreaths, and two containing carvings of stone heads.
[6] The relief is a copy of the Poussin painting Et in arcadia ego and shows a woman and three men, two of whom are pointing to a tomb.
[7] The carving displays a number of small alterations from the original painting, including the addition of an extra sarcophagus placed on top of the main tomb.
The letters on the second line, D M, were commonly used on Roman tombs to stand for Dis Manibus, meaning "dedicated to the shades".
A spokesman for the property (now owned by the National Trust) was quoted in 2014 asserting, "We get five or six people a week who believe they have solved the code so we are a bit wary of them now.