Possibly, but at Christmas 2014, the war was 5 months old, and trench warfare had been going on for around 3 months, tops.<p>For example, the first battle of the Marne (<a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;First_Battle_of_the_Marne" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;First_Battle_of_the_Marne</a>) in early September saw significant manoeuvring, and was followed by “the race to the sea”, which lasted till mid-October (<a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Race_to_the_Sea" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Race_to_the_Sea</a>)