Convert from stremma to caballeria [Cuba]

Unit Definition (stremma)
The stremma is a traditional Greek unit of area, now redefined to equal exactly 1000 square meters or 0.1 hectare (0.24710 acre).

Unit Definition (caballeria [Cuba])
The caballeria [Cuba] is a traditional unit of land area. In Cuba, the caballeria is a smaller unit equal to 33.162 acres or 13.420 hectares, but in the Dominican Republic it is a larger unit equal to 1200 tareas or about 75.4 hectares (186.5 acres).