70 - City looking to control play and use the extra space.
70 - Unlucky. Hoolahan knits another sublime pass into the box. Murphy eventually picks up but can't quite get it out of his feet, skewing wide.
72 - Howson does superbly as he races in to nick the ball off Ince. Norwich able to clear.
73 - Big mix-up in the Derby defence as Keogh nods over his goalkeeper. Scrambled behind for a corner.
73 - Deep. Tettey keeps it in.
74 - Olsson lines up a shot. Takes a nick and goes through low to Carson.
74 - Murphy does well to turn under pressure. Gets a shot away. Carson gets down low to save.
75 - Weimann offside. City free-kick.
75 - Pinto and Murphy almost combine. Cleared for a throw.
76 - Oliveira clipped. Free-kick to City level with the box, to the right.
76 - Flicked away at the near-post. Behind for a corner.
77 - Cleared. Ince looks to break. City crowd him out.
77 - Hoolahan shots from outside the box. Carson tips wide for a corner.
78 - GOALLLLLLLLLL!!!!!!!
78 - Initially cleared. Martin collects on the left. Sends back across. Howson flicks on and Oliveira diverts home with his head. 2-0!
79 - City back on the attack. Carson denies Naismith. Corner.
80 - GOALLLLLLLL!!!!!!!!!!1
80 - Oliveira finds himself in space. Thumps home with his right to make it 3-0. Perfect hat-trick. Left, head, right.
82 - Murphy in space. Volleys over. City rampant.
83 - Change for Derby. Bent on for Ince.
84 - Outrageous from Hoolahan as he almost weaves into the box. Ball nicked away from him at the last.
84 - Oliveira getting the acclaim of the home crowd. Ex-Forest too, so that's salt in the Derby wounds.
85 - Three brilliant goals from him.
86 - So close to a fourth. Hoolahan drives low, with the ball going a fraction wide of the post.
86 - No exaggeration to say City could have had six or seven today.
88 - Bent down under minimal pressure. Nothing given. Met by jeers.
88 - Another fine Ruddy save. Bent looks to be miles offside. Not given, but denied by the City goalkeeper.
88 - Hoolahan jinks out of defence. City dominating.