'org.slf4j:log4j-over-slf4j:1.7.13'
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>log4j-over-slf4j</artifactId>
<version>1.7.13</version>
</dependency>
<dependency org="org.slf4j" name="log4j-over-slf4j" rev="1.7.13"/>
"org.slf4j", "log4j-over-slf4j", "1.7.13"