diff --git a/Positions_in_Rooms.pptx b/Positions_in_Rooms.pptx
index b5a964d3b2f21db232439ddeffcb16260b130fd2..011ab8407ceaed065d28964046a7ab824ae0ec56 100644
Binary files a/Positions_in_Rooms.pptx and b/Positions_in_Rooms.pptx differ