article_snippet.sent: Celtic have written to the Scottish Football Association in order to gain an 'understanding' of the refereeing decisions during the Scottish Football Association Scottish Cup semi-final defeat by Inverness on Sunday.
article_snippet.sent: Given the level of reaction from our supporters and across football, our are duty bound to seek an understanding of what actually happened,' Celtic said in a statement.
article_snippet.sent: Celtic added, 'Celtic have not been given any other specific explanation so far and this is simply to understand the circumstances of what went on and why such an obvious error was made.'
article_snippet.sent: Celtic had goalkeeper Craig Gordon sent off after the restart for scything down Marley Watkins in the area.
highlights_snippet.sent: The Hoops have written the SFA for an 'understanding' of the decision .