article_snippet: Referee Mike Dean awarded this penalty to Southampton, scored by Dusan Tadic, which didn't please Mourinho .
article_snippet: Chelsea were a goal to the good through Diego Costa when Chelsea’s was sent down the tunnel to watch the television replay of the decision to award Southampton a penalty when Nemanja Matic fouled Sadio Mane.
article_snippet: Diego Costa appeals for a penalty that would have seen Jose Fonte sent off had it been awarded .
article_snippet: The biggest bone of contention was the failure of Dean to spot the delicate tap on Branislav Ivanovic inside the penalty area when Southampton’s goalscorer Tadic flicked out a boot.
article_snippet: Dean and Dean decision was no penalty on Branislav Ivanovic.
article_snippet: Matic was booked in the first half for Matic challenge on Mane and should have been sent off when Matic clattered into Southampton’s Southampton’s deep-lying forward in the 46th minute.
article_snippet: Fonte calls for Branislav Ivanovic to be booked for a dive but replays showed Branislav Ivanovic been clipped by Tadic .
article_snippet: As for the 56th-minute incident when Southampton captain Jose Fonte tackled Costa, you can make a case for either.
article_snippet: Matic was booked for the foul that gave away no penalty on Ivanovic and should have got a second and sent off later on .
article_snippet: Matic made no mention of Costa’s reaction — shoving Fonte in the chest as the pair waited for a corner kick to be taken in front of the Matthew Harding Stand.