Former Arsenal forward Robin van Persie has urged Chelsea manager Thomas Tuchel to give “a much bigger role” to Hakim Ziyech. The 28-year-old has made 39 appearances for the Blues across all competitions since teaming up with the side last summer. The winger has played in a number of roles under Tuchel and Van Persie has expressed his displeasure with this, since the Morocco international does not have a definite role at the club. “It is actually a shame that the creativity of players like Ziyech, Pulisic and Kovacic – who I think is a brilliant player – is not being expressed,” Van Persie told De Telegraaf. “Kovacic is their engine and playmaker. Ziyech also has those qualities higher up the pitch, but he should have a much bigger role in the team. “He is now constantly searching [for a p...