diff --git a/2015/schemes/bulgaria-hall-vid.pdf b/2015/schemes/bulgaria-hall-vid.pdf
index be86192..6d8fc37 100755
Binary files a/2015/schemes/bulgaria-hall-vid.pdf and b/2015/schemes/bulgaria-hall-vid.pdf differ
diff --git a/2015/schemes/bulgaria-hall-vid.vsd b/2015/schemes/bulgaria-hall-vid.vsd
index 6c36466..144d24c 100755
Binary files a/2015/schemes/bulgaria-hall-vid.vsd and b/2015/schemes/bulgaria-hall-vid.vsd differ
diff --git a/2015/schemes/chamber-hall-vid.pdf b/2015/schemes/chamber-hall-vid.pdf
new file mode 100755
index 0000000..daa6d31
Binary files /dev/null and b/2015/schemes/chamber-hall-vid.pdf differ
diff --git a/2015/schemes/chamber-hall-vid.vsd b/2015/schemes/chamber-hall-vid.vsd
new file mode 100755
index 0000000..c2741a7
Binary files /dev/null and b/2015/schemes/chamber-hall-vid.vsd differ
diff --git a/2015/schemes/music-hall-vid.pdf b/2015/schemes/music-hall-vid.pdf
new file mode 100755
index 0000000..44ea6bf
Binary files /dev/null and b/2015/schemes/music-hall-vid.pdf differ
diff --git a/2015/schemes/music-hall-vid.vsd b/2015/schemes/music-hall-vid.vsd
new file mode 100755
index 0000000..8f96821
Binary files /dev/null and b/2015/schemes/music-hall-vid.vsd differ