The Junior Eurovision song contest has an interesting system - you must vote for 3 of the 12 entries. Voting for only 1 or 2 is not allowed. I'd be interested t

The Junior Eurovision song contest has an interesting system - you must vote for 3 of the 12 entries. Voting for only 1 or 2 is not allowed. I'd be interested to see analysis of this. I don't think it's a good idea for government elections, I just wonder what it would actually do.