Input: Article: Constantius, ordered Liberius into exile in 356 giving him, then, three days to comply. He was ordered into banishment to Beroea, in Thrace; Beroea (Thrace). He sent expensive presents, too, if he were to accept the Arian position but were refused. He sent him, indeed, five hundred pieces of gold "to bear his charges" but Liberius refused them, saying, he might bestow them on his flatters; as he did also a like present from the empress, bidding the messenger learn to believe in Christ, and not to persecute the Church of God. Attempts were made to leave the presents in The Church, but Liberius threw them out. Constantius hereupon sent for him under a strict guard to Milan, where, in a conference recorded by Theodoret, he boldly told Constantius that Athanasius had been acquitted at Sardica, and his enemies proved calumniators (see: "calumny") and impostors, and that it was unjust to condemn a person who could not be legally convicted of any crime. The emperor was reduced to silence on every article, but being the more out of patience, ordered him into banishment. Liberius went into exile. Constantius, after two years went to Rome to celebrate the twentieth year of his reign. The ladies joined in a petition to him that he would restore Liberius. He assented, upon condition that he should comply with the bishops, then, at court. He subscribed the condemnation of Athanasius, and a confession or creed which had been framed by the Arians at Sirmium. And he no sooner had recovered his see that he declared himself for the Creed of Niceae, as Theodoret testifies. (Theodoret, Hist. lib. ii. c. 17.). The Emperor knew what he wanted people to believe. So did the bishops at his court. Athanasius stuck by the orthodox creed. Constantius was an avowed Arian, became sole ruler in 350, at the death of his brother, Constans.

Now answer this question: What did Liberius have to promise to do in order to return?

Output: comply with the bishops

Input: Article: Hyderabad has continued with these traditions in its annual Hyderabad Literary Festival, held since 2010, showcasing the city's literary and cultural creativity. Organisations engaged in the advancement of literature include the Sahitya Akademi, the Urdu Academy, the Telugu Academy, the National Council for Promotion of Urdu Language, the Comparative Literature Association of India, and the Andhra Saraswata Parishad. Literary development is further aided by state institutions such as the State Central Library, the largest public library in the state which was established in 1891, and other major libraries including the Sri Krishna Devaraya Andhra Bhasha Nilayam, the British Library and the Sundarayya Vignana Kendram.

Now answer this question: In what year was the biggest public library in Hyderabad created?

Output: 1891

Input: Article: Despite the fact that humans have occupied the territory of Portugal for thousands of years, something still remains of the original vegetation. In Gerês both deciduous and coniferous forests can be found, an extremely rare worldwide mature mediterranean forest remain in some parts of the Arrábida mountain and a subtropical laurissilva forest, dating back to the Tertiary period, covers its largest continuous area in the world in the Madeira main island. Due to the human population decrease and rural exodus, Pyrenean oak and other local native trees are colonizing many abandoned areas. Boar, Iberian red deer, roe deer, Iberian wild goat, for example, are reported to be expanding greatly, during the last decades. Boars were found recently roaming at night inside large urban areas, like in Setubal. Protected areas of Portugal include one national park (Portuguese: Parque Nacional), 12 natural parks (Portuguese: Parque Natural), nine natural reserves (Portuguese: Reserva Natural), five natural monuments (Portuguese: Monumento Natural), and seven protected landscapes (Portuguese: Paisagem Protegida), which include the Parque Nacional da Peneda-Gerês, the Parque Natural da Serra da Estrela and the Paul d'Arzila.

Now answer this question: To what period does the laurissilva forest date back to?

Output:
the Tertiary period