A free-kick wall assembly, comprising a moveable free-kick wall for mimicking a wall of players when taking a free kick on a playing field, alignment means arranged for determining an alignment between a goal post and said moveable freekick wall, projection device arranged for projecting a ball location at said playing field based on a predetermined distance between said ball location and said free-kick wall and based on said determined alignment between said goal post and said moveable free-kick wall.
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