The innermost coffin is of iron, the next of mahogany, then two of lead, one of ebony, and the outer one of oak.
There is only one coffin and it is made out of plastic.
mnli hypothesis: There is only one coffin and it is made out of plastic. premise: The innermost coffin is of iron, the next of mahogany, then two of lead, one of ebony, and the outer one of oak.