With no explanation, label text_A→text_B with either "DON'T KNOW", "NO" or "YES".
text_A: Spain also includes the Balearic Islands in the Mediterranean Sea, the uninhabited Canary Islands in the Atlantic Ocean and a number of islands on the Mediterranean side of the Strait of Gibraltar, known as ("places of sovereignty", or territories under Spanish sovereignty), such as the Chafarinas Islands and Alhucemas. The peninsula of Vélez de la Gomera is also regarded as a "plaza de soberanía". The isle of Alborán, located in the Mediterranean between Spain and North Africa, is also administered by Spain, specifically by the municipality of Almería, Andalusia. The little Pheasant Island in the River Bidasoa is a Spanish-French condominium.
text_B: During the Spanish census, would census-takers have to travel to the Chafarinas Islands?
YES.