Does the sentence "The Rias Altas can sometimes refer only to those east of Estaca de Bares, with the others being called Rias Medias ("Intermediate Rias")." provide a valid answer to the question "WWhat does Rias Baixas mean?"

A: no

Does the sentence "Representing the wealthier families of Poland and itinerant knights from abroad seeking their fortunes, this other class of rycerstwo, which became the szlachta/nobility ("szlachta" becomes the proper term for Polish nobility beginning about the 15th century), gradually formed apart from Mieszko" provide a valid answer to the question "WHat was a polish nobleman referred to as before the 15th century?"

A: no

Does the sentence "Lemi Ponifasio is a director and choreographer who is prominent internationally with his dance Company MAU." provide a valid answer to the question "What did Lemi Ponifasio name his dance company?"

A: yes

Does the sentence "The epicenter was 80 kilometres (50 mi) west-northwest of Chengdu, the provincial capital, with a focal depth of 19 km (12 mi)." provide a valid answer to the question "What was the focal depth of the earthquake?"

A:
yes