$ ./pm_11152452_testformat.pl zero one " " two three " " four five
Perl version: v5.30.0
11/11/2011                REF123
zer
one

two
thr

fou
fiv

$ ./pm_11152452_testformat.pl zero one " " two three " " four five
Perl version: v5.32.0
11/11/2011                REF123
zer
one

two
thr

fou
fiv

$ ./pm_11152452_testformat.pl zero one " " two three " " four five
Perl version: v5.36.0
11/11/2011                REF123
zer
one

two
thr

fou
fiv