my %entry;

push @{$entry{'BLA'}{Score}}, 5;
push @{$entry{'BLA'}{Location}}, '1-10';

push @{$entry{'TRA'}{Score}}, 15;
push @{$entry{'TRA'}{Location}}, '7-15';

push @{$entry{'TRA'}{Score}}, 23;
push @{$entry{'TRA'}{Location}}, '4-19';

push @{$entry{'TRA'}{Score}}, 2;
push @{$entry{'TRA'}{Location}}, '78-120';

push @{$entry{'BLA'}{Score}}, 10;
push @{$entry{'BLA'}{Location}}, '2-10';

Output; 

TRA 23 4-19
TRA 15 7-15
TRA 2 78-120
BLA 10 2-10 
BLA 5 1-10