What connects the song you hear Bob Marleys Redemption Song with this man, this house and these obje

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What connects the song you hear (Bob Marleys
Redemption Song) with this man, this house and
these objects?
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The 1st Clue

• The man is Thomas Clarkson.
• He was born in 1760 (Wisbech, Cambridgeshire).
• His father was the local headmaster. Clarkson was
  only six when his father died in 1766. Clarkson
  went to the local grammar school and later
  Cambridge University (St Johns College).
• He intended to join the church. Friends describe
  him as a kind, generous and shy man. Clarkson was
  over six feet tall and always tended to wear
  black.
• He lived here (Playford Hall, near Ipswich) for
  30 years

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and is buried here (Playford Church, Suffolk)
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Clue 2Listen to the song carefully

• REDEMPTION SONG
• Old pirates, yes, they rob ISold I to the
  merchant ships,Minutes after they took IFrom
  the bottomless pit.But my hand was made
  strongBy the 'and of the Almighty.We forward in
  this generationTriumphantly.Won't you help to
  singThese songs of freedom? -'Cause all I ever
  haveRedemption songsRedemption songs.

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CLUE 3
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Clue 4
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What connects the song you hear (Bob Marleys
Redemption Song) with this man, this house and
these objects?