owl/tools/benchmarks/odoo-widgets-12.0/templates.xml

<templates>
    <div class="main" t-name="root">
        <div class="left-thing">
            <div class="message_count">
                Number of msg: 0
            </div>
            <button class="o_btn_msg 100">Add 100 messages</button>
            <button class="o_btn_msg 1000">Add 1000 messages</button>
            <button class="o_btn_msg 10000">Add 10000 messages</button>
            <button class="o_btn_msg 50000">Add 50000 messages</button>
            <button class="updateSomeMessages">Update every 10th message</button>
            <button class="clear">Clear</button>
        </div>
        <div class="right-thing">
            <div class="content">
            </div>
        </div>
    </div>

    <div t-name="message" class="message">
        <span class="author"><t t-esc="widget.author"/></span>
        <span class="msg"><t t-esc="widget.msg"/></span>
        <button class="remove" >Remove</button>
    </div>

  <div t-name="counter">
    <button class="o_increment"></button>
  </div>

</templates>