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  1. or download this
    print grep /
                   ^
    ...
                       (?:[^\t]*\t){4}\t{3}\d\t0\t\d
                   )
               /x, <DATA>;
    
  2. or download this
    print grep /^(?:[^,\t]*[,\t]){4}[,\t]{3}\d[,\t]0[,\t]\d/, <DATA>;