--- a/paper/abstract_eng.tex	Fri Jan 24 11:14:24 2014 +0900
+++ b/paper/abstract_eng.tex	Sat Jan 25 22:24:03 2014 +0900
@@ -5,7 +5,7 @@
 Scalability in distributed system is able to increase performance linearly when just added new node to system.
 In order to make provide scalability, we considered design of architecture.
 
-We are developing database Jungle. 
+We are developing a database Jungle. 
 It is use non-destructive tree structure.
 Non-destructive tree structure is not the destruction of data.
 Editing of data is done creating by new tree.