David Martínez used assists from Stephen Eustáquio and defender Sergi Palencia in the 55th minute to find the net for the first time this season and for the ninth time in the 20-year-old's 49th appearance and 20th start.
Chelsea lost more ground at the top of the Women's Super League (WSL) after being held to a 1-1 draw by Liverpool in St Helens, although the Blues still set a new league record of 34 successive games unbeaten. The visitors, looking to close back to within a point of leaders Manchester City following their impressive derby win on Saturday, took an early lead through Alyssa Thompson, but Beata Olsson equalised before the break.
Just a year ago Crystal Palace were 18th in the Premier League and worryingly without a win. Now last term's FA Cup winners are on the longest stretch of games without defeat in their 120-year history after claiming a memorable first away victory in Europe against Dynamo Kyiv in the Conference League. With three wins and three draws, Oliver Glasner's high-flying Eagles sit third in the top flight with the only unbeaten record, having ended leaders Liverpool's own successful start.