It&#x27;s a word document exported as pdf:<p><pre><code>    $ pdfinfo n1961.pdf 
    Author:         Michael Wong
    Creator:        Acrobat PDFMaker 9.0 for Word
    Producer:       Adobe PDF Library 9.0
    CreationDate:   Mon Sep 28 05:04:06 2015
    ModDate:        Mon Sep 28 05:04:23 2015
    Tagged:         yes
    UserProperties: no
    Suspects:       no
    Form:           none
    JavaScript:     no
    Pages:          9
    Encrypted:      no
    Page size:      612 x 816.96 pts
    Page rot:       0
    File size:      198701 bytes
    Optimized:      yes
    PDF version:    1.5</code></pre>