<Li> Knockout format, where two teams played home - and - away two - legged matches . </Li> <P> In league format, the ranking of teams in each group is based on the following criteria (regulations Articles 20.6 and 20.7): </P> <Ol> <Li> Points (3 points for a win, 1 point for a draw, 0 points for a loss) </Li> <Li> Overall goal difference </Li> <Li> Overall goals scored </Li> <Li> Points in matches between tied teams </Li> <Li> Goal difference in matches between tied teams </Li> <Li> Goals scored in matches between tied teams </Li> <Li> Away goals scored in matches between tied teams (if the tie is only between two teams in home - and - away league format) </Li> <Li> Fair play points <Ul> <Li> first yellow card: minus 1 point </Li> <Li> indirect red card (second yellow card): minus 3 points </Li> <Li> direct red card: minus 4 points </Li> <Li> yellow card and direct red card: minus 5 points </Li> </Ul> </Li> <Li> Drawing of lots by the FIFA Organising Committee </Li> </Ol> <Li> Points (3 points for a win, 1 point for a draw, 0 points for a loss) </Li>

Is it head to head or goal difference world cup