<P> The Dublin City Cup (until the 1960s) and Dublin and Belfast Inter-City Cup (in the 1940s) used corner count as a tiebreaker in knockout rounds . </P> <P> The assistant referee will signal that a corner should be awarded by first raising his flag, then using it to point at the corner arc on their side of the pitch; however, this is not an indication of which side the kick should be taken from . The referee then awards the corner by pointing to the relevant arc . </P> <P> When taking a corner kick, the ball is initially placed so that at least some part of the ball is within the corner arc closest to where the ball went out of play . The corner arc is located at the intersection of the goalline and touchline and has a radius of one yard . All defending players must be at least ten yards (9.15 metres) from the corner arc until the corner kick is taken . A corner kick is taken as soon as the ball is kicked and moves . </P> <P> The attacking side may score directly from a corner kick, though this is uncommon . </P>

When is the ball in play at the taking of a corner kick
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