Read this: In 1888, the Italian administration launched its first development projects in the new colony. The Eritrean Railway was completed to Saati in 1888, and reached Asmara in the highlands in 1911. The Asmara–Massawa Cableway was the longest line in the world during its time, but was later dismantled by the British in World War II. Besides major infrastructural projects, the colonial authorities invested significantly in the agricultural sector. It also oversaw the provision of urban amenities in Asmara and Massawa, and employed many Eritreans in public service, particularly in the police and public works departments. Thousands of Eritreans were concurrently enlisted in the army, serving during the Italo-Turkish War in Libya as well as the First and second Italo-Abyssinian Wars.

In what year was the Asmara-Massawa Cableway completed?
What is the answer? (If it cannot be answered, return "unanswerable")
unanswerable