# Array of arrays.
#
my @arrayOfArrays = (
   [ qw(one two three four five) ],
   [ qw(blue green white orange black) ],
   [ qw(car bike plane ship) ],
   );

# Reference to array of arrays,
#
my $refToArrayOfArrays = [
   [ qw(one two three four five) ],
   [ qw(blue green white orange black) ],
   [ qw(car bike plane ship) ],
   ];