Q: Walter Baade, doctoralStudent, Halton Arp
A: Walter Baade's doctoral student was Halton Arp.
Q: A.E Dimitra Efxeinoupolis, location, Greece; Greece, leader, Alexis Tsipras; Greece, capital, Athens; Greece, leader, Nikos Voutsis; Greece, language, Greek language
A: A.E Dimitra Efxeinoupolis is located in Greece, where the leaders are Alexis Tsipras and Nikos Voutsis. Greek is spoken in Greece and the capital is Athens.
Q: Alex Day, genre, Folk music
A: Alex Day's music genre is Folk music.
Q: Angola, Indiana, areaTotal, 16.55 (square kilometres)
A:
The total area of Angola, Indiana, is 16.55 square kilometres.