By Ben Aris in Berlin A little more momentum was built for a start to peace talks as Ukraine’s Foreign Minister Dmytro Kuleba travelled to Beijing for his first post-invasion meeting with China, and more commentators say a deal is possible. Well known Russia watcher Timothy Ash, the senior sovereign strategist at BlueBay Asset Management in London, published a note saying that momentum for peace talks to start was building. And former UK Prime Minister Boris Johnson penned in article in the Daily Mail calling on Ukraine to concede territory to get a ceasefire deal. Johnson was a frequent visit…