Question: What is a medium-sized breed of herding dog, Great Dane or Armant ?
Sentence (from "Cão da Serra de Aires"): Called the "Portuguese Sheepdog" in English, the original name refers to the Serra de Aires, a mountain near Monforte in the Alentejo region, often mistaken winth the "Serra d'Aire" a range of hills or mountains marking the boundary between Ribatejo and Oeste, north of the Tagus river.
Relevant evidence: No