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the diagon with more rhythm
Instructions: to resolve the game you have to put the numbers required in the grid. You have three hints: the sum of each row is on the right, the sum of each column is on the bottom and you also have the sum of the diagonal.
  Leonard Bernstein dies  
  Number of Union Street address of Memphis where Elvis Presley recorded his first disc  
  Number of the last symphony of Mahler  
  Duration of Mike Oldfield's Tubular Bells disc (minutes and seconds)  
The number in diagonal answers next question:
Johan Stamitz is born

Change the value of the cells clicking on them.
Push next button when you think the grid is solved is a creation of David Puertas and Bernat Puertas. Illustrations: Laura Borrās