Five things to know about the Premier League
Top-four picture is murky, but after the midweek matches it will all become clear

Chelsea’s advantage at the top of the Premier League has been skewed in recent weeks by playing more games than their three title rivals.
After the midweek matches, the top-four picture will be much clearer.
Liverpool, Manchester City and Arsenal play games-in-hand on Tuesday and Wednesday, seeking wins that will tighten up an already exciting title race.
It is not just the United game. We need to win all of them
City have the toughest task as they head for a derby at Manchester United, who are out of title contention, but desperate to dent the championship hopes of their fierce rival.
Liverpool can move a point behind Chelsea by beating Sunderland at home, while fourth-place Arsenal – seven points off first place and looking the most vulnerable of the title contenders – hosts Swansea.
Here are five things to know about the midweek matches in the Premier League:
