In this task, you're given a passage, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

Example Input: Passage: Population densities of mistletoebirds recorded around Australia vary from 0 to 2 birds per hectare with a mean of 0.35 birds per hectare (in areas unaffected by agriculture), where the largest concentration was found in the Kakadu National Park, Northern Territory. The longevity of a mistletoebird has been recorded in southern Queensland where a banded adult male was recaptured near the banding site after 9 years. Mistletoebirds vocally mimic other birds. Heard in all seasons and given by both sexes, they have been recorded mimicking the mulga parrot ( Psephotus varius) as well as more than 25 different species of passerines. Predators known to have taken mistletoebird nestlings are the grey shrike-thrush (Colluricincla harmonica), pied butcherbird (Cracticus nigrogularis), pied currawong (Strepera graculina) and the Australian raven (Corvus coronoides). Nests have also been parasitized by a number of cuckoo species including the horsfield bronze cuckoo (Chrysococcyx basalis) and the fan-tailed cuckoo (Cuculus pyrrhophanus).
 Link Information:  It covers an area of 19804 km2, extending nearly 200 kilometres from north to south and over 100 kilometres from east to west.  Question: What is the size of the park where the largest concentration of Mistletoebirds can be found?
Example Output: Answer: 19804 km2

Example Input: Passage: Despite this, Farr was discharged from hospital and sent back to the front with the 1st Battalion of the West Yorkshire Regiment, a part of the 6th Infantry Division, with which he fought in the Battle of the Somme. Farr reported himself to the medical station several times over the following months. In April 1916, he was kept at the medical station for a fortnight due to his state. On 22 July 1916 he spent the night at a medical station and was discharged for duty the following morning. On 17 September 1916 he again attempted to seek the help of a medical orderly, but was refused as he was not physically wounded and the aid station was dealing with a high number of battle casualties. Farr reported for duty at the transport lines at 8 P.M. that evening, but went missing shortly afterwards. Upon being found at 11 P.M., he refused to return to the front line. He was subsequently arrested for disobeying orders, and on 1 October 1916 tried by court martial at Ville-sur-Ancre. He had to defend himself against the formal accusation of 'misbehaving before the enemy in such a manner as to show cowardice'. The Divisional court martial, presided over by Lieutenant-Colonel Frederick Spring, the Commanding Officer of the 11th (Service) Battalion of the Essex Regiment, lasted 20 minutes, and questions have subsequently been raised about its competence. The hearing found Farr guilty and sentenced him to death. General Sir Douglas Haig, as the Commander-in-Chief of the British Expeditionary Force subsequently confirmed the execution order, and Farr was shot by a firing squad made up from men of his own regiment at 6.00 A.M. on 18 October 1916, near Carnoy on the Somme. His family have always argued that he was suffering from shell shock at the time.
 Link Information: none Question: What was the population of Carnoy at the time Farr was executed by firing squad?
Example Output: Answer: none

Example Input: Passage: In addition to Shahrbanu, the historian Al-Masudi provides the names of four other children of Yazdegerd III; two sons, namely Peroz and Bahram, and two daughters, Adrag and Mardawand. While it was historically recorded that her brothers had escaped to the Tang emperor of China, Islamic traditions state that Shahrbanu's sisters were captured alongside her. One allegedly married Abdullah, son of the Caliph Umar, and became the mother of his son Salim, while another married Muhammad, son of the Caliph Abu Bakr, and became the mother of his son Qasim. Further alleged siblings have also been attributed to Shahrbanu, including Ghayanbanu, who was her full sister, Izdundad, who married the Jewish exilarch Bostanai, and Mihrbanu, who married Chandragupta, the Indian king of Ujjain.
 Link Information: none Question: Which of the sons was born first?
Example Output:
Answer: none