Europa League: Burnley boss Sean Dyche left scratching his head after defeat by Olympiakos

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Burnley manager Sean Dyche says he was left ''scratching his head'' over poor refereeing and a lack of respect during his side's Europa League match against Olympiakos.

The Clarets lost 3-1 in a game in which defender Ben Gibson was sent off and both sides were awarded penalties.

READ MORE: Dyche criticised the home team's conduct at half-time, when it was 1-1.