attributetype ( 1.3.6.1.4.1.18060.0.4.3.2.1 
	NAME 'numberOfGuns' 
	DESC 'Number of guns of a ship' 
	EQUALITY integerMatch 
	SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 
	SINGLE-VALUE 
 )

objectclass ( 1.3.6.1.4.1.18060.0.4.3.3.1 
	NAME 'ship' 
	DESC 'An entry which represents a ship' 
	SUP top 
	STRUCTURAL 
	MUST cn 
	MAY ( numberOfGuns $ description ) 
 )