What is the song that has been number one the longest?
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The voice is the instrumentation of the song, which was a number one hit in Denmark in 2021.
The singer 's voice is used in the list of number-one hits of the year 2021 ( Denmark ) .
What is the song that has been number one the longest?</s>The [unused1]voice                [unused2] is the instrumentation of the song, which was a number one hit in Denmark in 2021.
What is the song that has been number one the longest?</s>The voice is the instrumentation of the song, which was a number one hit in Denmark in 2021.
What is the song that has been number one the longest?</s>The singer 's [unused1]voice                [unused2] is used in the list of number-one hits of the year 2021 ( Denmark ) .
What is the song that has been number one the longest?</s>The singer 's voice is used in the list of number-one hits of the year 2021 ( Denmark ) .
What is the song that has been number one the longest?</s>song,0,song,song,instrumentation,[unused1]voice[unused2],song,0,number-one hit,song,0,list of number-one hits of 2021 (Denmark),[unused1]voice[unused2],0,song,[unused1]voice[unused2],0,[unused1]voice[unused2],[unused1]voice[unused2],0,number-one hit,[unused1]voice[unused2],0,list of number-one hits of 2021 (Denmark),number-one hit,0,song,number-one hit,0,[unused1]voice[unused2],number-one hit,0,number-one hit,number-one hit,0,list of number-one hits of 2021 (Denmark),list of number-one hits of 2021 (Denmark),is a list of,song,list of number-one hits of 2021 (Denmark),0,[unused1]voice[unused2],list of number-one hits of 2021 (Denmark),is a list of,number-one hit,list of number-one hits of 2021 (Denmark),0,list of number-one hits of 2021 (Denmark)
What is the song that has been number one the longest?</s>song,0,song,song,instrumentation,voice,song,0,number-one hit,song,0,list of number-one hits of 2021 (Denmark),voice,0,song,voice,0,voice,voice,0,number-one hit,voice,0,list of number-one hits of 2021 (Denmark),number-one hit,0,song,number-one hit,0,voice,number-one hit,0,number-one hit,number-one hit,0,list of number-one hits of 2021 (Denmark),list of number-one hits of 2021 (Denmark),is a list of,song,list of number-one hits of 2021 (Denmark),0,voice,list of number-one hits of 2021 (Denmark),is a list of,number-one hit,list of number-one hits of 2021 (Denmark),0,list of number-one hits of 2021 (Denmark)