diff --git a/doc/111.txt b/doc/main-doc.txt
similarity index 100%
rename from doc/111.txt
rename to doc/main-doc.txt
diff --git a/model/main-model.txt b/model/main-model.txt
new file mode 100644
index 0000000..e69de29
diff --git a/other/main-other.txt b/other/main-other.txt
new file mode 100644
index 0000000..e69de29
diff --git a/src/main-src.txt b/src/main-src.txt
new file mode 100644
index 0000000..e69de29