Brentford (4-2-3-1): Flekken; Ajer (Kayode 83′), Collins, Van den Berg, Lewis-Potter; Norgaard, Yarmolyuk (Janelt 66′); Mbuemo, Damsgaard (Jensen 83′), Schade; Wissa
Subs unused: Valdimarsson (Gk), Mee, Pinnock, Henry, Maghoma, Konak
Goals: O’Brien (90+1′)
Manager: Thomas Frank
Chelsea (3-2-4-1): Sanchez; Chalobah, Tosin, James (Cucurella 77′); Gusto, Caicedo; Madueke (Neto 59′), Fernandez, Dewsbury-Hall (Palmer 59′), Sancho; Nkunku (Jackson 46′)
Subs unused: Jorgensen (Gk), Badiashile, Acheampong, Colwill, George
Goal: Soucek (67′)
Manager: Enzo Maresca
Referee: Michael Oliver