Original: The design was created in the mid-1990s by Maschinenbau Kiel (MaK) for German coal supplier RAG Aktiengesellschaft (RAG AG) and is a follow-on to the MaK G1205 locomotive class built as SNCB Class 77.
Simplified: The design was created in the mid-1990s by Maschinenbau Kiel (MaK) for German coal supplier RAG Aktiengesellschaft (RAG AG) and is a follow-on to the G1205 locomotive class built as SNCB Class 77.