text: SELECT tab0.v1 AS v1 , tab6.v7 AS v7 , tab4.v5 AS v5 , tab5.v6 AS v6 , tab3.v4 AS v4 , tab8.v9 AS v9 , tab2.v3 AS v3 , tab7.v8 AS v8 , tab1.v2 AS v2 , tab9.v10 AS v10 
   FROM    (SELECT obj AS v1 
  	 FROM gr__offers$$1$$ 
  	 WHERE sub = 'wsdbm:Retailer790'
  	) tab0
   JOIN    (SELECT sub AS v1 , obj AS v2 
  	 FROM gr__includes$$2$$
  	) tab1
   ON(tab0.v1=tab1.v1)
   JOIN    (SELECT obj AS v3 , sub AS v2 
  	 FROM rev__hasReview$$3$$
  	
  	) tab2
   ON(tab1.v2=tab2.v2)
   JOIN    (SELECT obj AS v4 , sub AS v3 
  	 FROM rev__reviewer$$4$$
  	
  	) tab3
   ON(tab2.v3=tab3.v3)
   JOIN    (SELECT obj AS v5 , sub AS v4 
  	 FROM wsdbm__friendOf$$5$$
  	
  	) tab4
   ON(tab3.v4=tab4.v4)
   JOIN    (SELECT sub AS v5 , obj AS v6 
  	 FROM wsdbm__makesPurchase$$6$$
  	
  	) tab5
   ON(tab4.v5=tab5.v5)
   JOIN    (SELECT obj AS v7 , sub AS v6 
  	 FROM wsdbm__purchaseFor$$7$$
  	
  	) tab6
   ON(tab5.v6=tab6.v6)
   JOIN    (SELECT sub AS v7 , obj AS v8 
  	 FROM sorg__actor$$8$$
  	) tab7
   ON(tab6.v7=tab7.v7)
   JOIN    (SELECT obj AS v9 , sub AS v8 
  	 FROM wsdbm__subscribes$$9$$
  	
  	) tab8
   ON(tab7.v8=tab8.v8)
   JOIN    (SELECT sub AS v9 , obj AS v10 
  	 FROM sorg__language$$10$$
  	
  	) tab9
   ON(tab8.v9=tab9.v9)
  
  
  ++++++Tables Statistic
  sorg__actor$$8$$	2	OS	sorg__actor/wsdbm__subscribes
  	VP	<sorg__actor>	15991
  	SO	<sorg__actor><wsdbm__purchaseFor>	11113	0.69
  	OS	<sorg__actor><wsdbm__subscribes>	3258	0.2
  ------
  wsdbm__makesPurchase$$6$$	0	VP	wsdbm__makesPurchase/
  	VP	<wsdbm__makesPurchase>	149998
  	SO	<wsdbm__makesPurchase><wsdbm__friendOf>	149998	1.0
  	OS	<wsdbm__makesPurchase><wsdbm__purchaseFor>	149998	1.0
  ------
  sorg__language$$10$$	1	SO	sorg__language/wsdbm__subscribes
  	VP	<sorg__language>	6251
  	SO	<sorg__language><wsdbm__subscribes>	5000	0.8
  ------
  gr__offers$$1$$	0	VP	gr__offers/
  	VP	<gr__offers>	119316
  	OS	<gr__offers><gr__includes>	119316	1.0
  ------
  wsdbm__subscribes$$9$$	1	SO	wsdbm__subscribes/sorg__actor
  	VP	<wsdbm__subscribes>	152275
  	SO	<wsdbm__subscribes><sorg__actor>	17175	0.11
  	OS	<wsdbm__subscribes><sorg__language>	152275	1.0
  ------
  wsdbm__purchaseFor$$7$$	2	OS	wsdbm__purchaseFor/sorg__actor
  	VP	<wsdbm__purchaseFor>	150000
  	SO	<wsdbm__purchaseFor><wsdbm__makesPurchase>	149998	1.0
  	OS	<wsdbm__purchaseFor><sorg__actor>	7381	0.05
  ------
  rev__reviewer$$4$$	2	OS	rev__reviewer/wsdbm__friendOf
  	VP	<rev__reviewer>	150000
  	SO	<rev__reviewer><rev__hasReview>	149634	1.0
  	OS	<rev__reviewer><wsdbm__friendOf>	59279	0.4
  ------
  gr__includes$$2$$	2	OS	gr__includes/rev__hasReview
  	VP	<gr__includes>	90000
  	SO	<gr__includes><gr__offers>	44841	0.5
  	OS	<gr__includes><rev__hasReview>	18580	0.21
  ------
  rev__hasReview$$3$$	1	SO	rev__hasReview/gr__includes
  	VP	<rev__hasReview>	149634
  	SO	<rev__hasReview><gr__includes>	145435	0.97
  	OS	<rev__hasReview><rev__reviewer>	149634	1.0
  ------
  wsdbm__friendOf$$5$$	2	OS	wsdbm__friendOf/wsdbm__makesPurchase
  	VP	<wsdbm__friendOf>	4491142
  	SO	<wsdbm__friendOf><rev__reviewer>	1381238	0.31
  	OS	<wsdbm__friendOf><wsdbm__makesPurchase>	710206	0.16
  ------
  