1[article Duplicates 1.5 2[quickbook 1.5] 3[quickbook 1.5] 4 5[id thing1] 6[id thing2] 7[dirname thing1] 8[dirname thing2] 9[last-revision Yesterday] 10[last-revision Tomorrow] 11[purpose Test Duplicates] 12[purpose Another Duplicate] 13[category Category 1] 14[category Category 2] 15[lang en] 16[lang de] 17[version 1] 18[version 2] 19[authors [Blow, Joe]] 20[authors [Doe, Jane]] 21[copyright 2018 Joe Blow] 22[copyright 1963 Jane Doe] 23[license Some license] 24[license Public Domain] 25[biblioid uri http://www.boost.org/tools/quickbook/test/doc-info-2.quickbook] 26[biblioid isbn 0-937383-18-X] 27] 28