diff --git a/Positions_in_Rooms.pptx b/Positions_in_Rooms.pptx
index b4a9c98fde3dfef852b68a87febbe86c797192f0..b5a964d3b2f21db232439ddeffcb16260b130fd2 100644
Binary files a/Positions_in_Rooms.pptx and b/Positions_in_Rooms.pptx differ