The interchange is designed to place each of the OASDHI trust funds in the same position as it would have been if railroad employment had been covered under Social Security since its inception.
The OASDHI funds are placed the same as if Social security had covered railroad employment.
mnli hypothesis: The OASDHI funds are placed the same as if Social security had covered railroad employment. premise: The interchange is designed to place each of the OASDHI trust funds in the same position as it would have been if railroad employment had been covered under Social Security since its inception.