        <article>
          <header class="page-header">
            <?php the_category_image(); ?> 

            <h1 class="page-title"><?php the_title(); ?></h1>
<?php
  if (is_single() && in_category('column')) :
    get_template_part('social-button');
  endif;
?>
          </header>
          <section class="entry-content">
            <?php the_content(); ?>
<?php 
if (is_single()) :
?>
            <div id="content_date_author">
              <ul class="alignright">
                <li>
                  <time pubdate="pubdate" datetime="<?php the_time('Y-m-d'); ?>" class="entry-date"><?php the_time(get_option('date_format')); ?></time> 
                </li>
                <li>
                  <?php the_author_posts_link(); ?>
                </li>
              </ul>
            </div>
<?php
endif;
?>
          </section>
        </article>
<?php
if (is_single()) :
  if (in_category('column')) : 
    get_template_part('social-button');
  endif;
?>
        <nav class="adjacent_post_links">
          <ul>
            <li class="previous"><?php previous_post_link('%link', '%title', true); ?></li> 
            <li class="next"><?php next_post_link('%link', '%title', true); ?></li> 
          </ul>
        </nav>
<?php
  if (in_category('column')) :
?>
        <div class="fb-comments" data-href="<?php the_permalink(); ?>" data-num-posts="20" data-width="600"></div>
<?php
  endif;
endif;
?>

