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'.
One example: Passage: The group was occasionally diverted from strategic missions to carry out air support and interdiction missions. It supported Operation Overlord, the invasion of Normandy by attacking transportation targets, including bridges, along with airfields and strong points in France. On D Day, the squadron and the rest of the 446th Group led the first heavy bomber mission of the day. The 446th aided ground forces at Caen and Saint-Lo during July by hitting bridges, gun batteries, and enemy troops. During Operation Market Garden, the attempt to seize a bridgehead across the Rhine in the Netherlands, the 704th dropped supplies to allied troops near Nijmegen. It struck lines of communications during the Battle of the Bulge. During Operation Varsity in March 1945, it supplied ground and airborne troops near Wesel. The squadron flew its last combat mission on 25 April 1945 against Salzburg, Austria. The group had flown 273 missions and had lost 58 aircraft during the war,
. Link Information: Operation Market Garden was a failed World War II military operation fought in the Netherlands from 17 to 25 September 1944. Question: When did the operation during which the 704th dropped supplies to allied troops near Nijmegen begin?
Solution is here: from 17 to 25 September 1944
Explanation: The passage describes the 704th's actions during Operation Market Garden, and the answer specifies when the operation happened.

Now, solve this: Passage: Despite this reversal, the two have managed to carve a successful television career for themselves, hosting various programmes on the BBC, most notably Saturday morning children's shows TMi and Top of the Pops Reloaded. They made their national television debut on ITV1. Sam & Mark hosted CBBC's weekday morning breakfast show, Level Up for four months from 3 April 2006 to 1 September 2006. On 16 September 2006, they hosted the first episode of TMi, a new Saturday morning TV show for the BBC on BBC Two and the CBBC Channel, alongside presenter Caroline Flack. The third series of the show ended in December 2008 and the BBC have confirmed a fourth series of the Saturday morning series for CBBC. In 2007, Sam & Mark presented a show on CBBC called Do Something Different. Beginning on 3 January 2009, Sam and Mark's Who Wants to be a Superhero? began to air where children had to compete to be a new superhero for Stan Lee. They were also asked to perform on Children in Need 2007.
Link Information: They made their national television debut on ITV1. Question: Which network was broadcasting first, the one Sam & Mark hosted Saturday morning children's shows on, or the network they made their debut on?
Solution:
Answer: 1922