diff --git a/examples/structureLearning/Makefile b/examples/structureLearning/Makefile
index 65d4f716..f74feb72 100644
--- a/examples/structureLearning/Makefile
+++ b/examples/structureLearning/Makefile
@@ -17,6 +17,7 @@ TSRW=l2p:mu=0.0001:eta=1.0
 EPOCHS=100
 PROVER=dpr
 APR=eps=0.0001:alph=0.001
+UNNORMALIZED=--unnormalized --weightingScheme tanh
 
 ifeq ($(strip $(ITERS)),)
 ITERS=10
@@ -70,6 +71,12 @@ clean:
 
 structureLearning: $(foreach it,$(wildcard ${NAME}_delta_*.ppr),$(addsuffix $(subst .ppr,.solutions.txt,$(subst _delta,-test.alone,$(it))),pre. post.))
 
+yww.pre:       $(foreach it,$(wildcard ${NAME}_delta_*.ppr),$(addsuffix $(subst .ppr,.yww,$(subst _delta,-test.alone,$(it))),pre.))
+
+yww.post:       $(foreach it,$(wildcard ${NAME}_delta_*.ppr),$(addsuffix $(subst .ppr,.yww,$(subst _delta,-test.alone,$(it))),post.))
+
+yww: yww.pre yww.post
+
 results.txt:       $(foreach it,$(wildcard ${NAME}_delta_*.ppr),$(addsuffix $(subst .ppr,.results.txt,$(subst _delta,-test.alone,$(it))),pre. post.))
 	echo phase.subset.iteration uR mR uMRR mMRR uMAP mMAP > $@
 	cat $^ >> $@
@@ -121,9 +128,6 @@ results.txt:       $(foreach it,$(wildcard ${NAME}_delta_*.ppr),$(addsuffix $(su
 pre.${NAME}-test.%.solutions.txt: ${NAME}-test.examples ${NAME}_%.wam
 	java ${JOPTS} -cp ${CP} edu.cmu.ml.proppr.QueryAnswerer --programFiles ${NAME}-test.cfacts:$(word 2,$^) --queries $< --solutions $@ --prover ${PROVER} --threads ${THREADS} --apr ${APR} ${UNNORMALIZED}
 
-pre.${NAME}-test.baseline.solutions.txt: ${NAME}-test.examples baseline.wam
-	java ${JOPTS} -cp ${CP} edu.cmu.ml.proppr.QueryAnswerer --programFiles ${NAME}-test.cfacts:$(word 2,$^) --queries $< --solutions $@ --prover ${PROVER} --threads ${THREADS} --apr ${APR} ${UNNORMALIZED}
-
 # make e.g. post.uml_1-test.h22_01.solutions.txt
 # from e.g.      uml_1-test.examples
 #                uml_1_h22_01.wam
@@ -137,9 +141,6 @@ post.${NAME}-test.%.solutions.txt: ${NAME}-test.examples ${NAME}_%.wam params.%.
 pre.${NAME}-train.%.solutions.txt: ${NAME}-train.examples ${NAME}_%.wam
 	java ${JOPTS} -cp ${CP} edu.cmu.ml.proppr.QueryAnswerer --programFiles ${NAME}-train.cfacts:$(word 2,$^) --queries $< --solutions $@ --prover ${PROVER} --threads ${THREADS} --apr ${APR} ${UNNORMALIZED}
 
-pre.${NAME}-train.baseline.solutions.txt: ${NAME}-train.examples baseline.wam
-	java ${JOPTS} -cp ${CP} edu.cmu.ml.proppr.QueryAnswerer --programFiles ${NAME}-train.cfacts:$(word 2,$^) --queries $< --solutions $@ --prover ${PROVER} --threads ${THREADS} --apr ${APR} ${UNNORMALIZED}
-
 # make e.g. post.uml_1-train.h22_01.solutions.txt
 # from e.g.      uml_1-train.examples
 #                uml_1_h22_01.wam
diff --git a/examples/structureLearning/tmp_baseline.ppr b/examples/structureLearning/tmp_baseline.ppr
index f7530468..1fbdb8c8 100644
--- a/examples/structureLearning/tmp_baseline.ppr
+++ b/examples/structureLearning/tmp_baseline.ppr
@@ -1,12 +1,12 @@
-interp(i_sister,X,Y) :- rel(sister,X,Y).
-interp(i_daughter,X,Y) :- rel(daughter,X,Y).
-interp(i_wife,X,Y) :- rel(wife,X,Y).
-interp(i_father,X,Y) :- rel(father,X,Y).
-interp(i_brother,X,Y) :- rel(brother,X,Y).
-interp(i_nephew,X,Y) :- rel(nephew,X,Y).
-interp(i_son,X,Y) :- rel(son,X,Y).
-interp(i_uncle,X,Y) :- rel(uncle,X,Y).
-interp(i_niece,X,Y) :- rel(niece,X,Y).
-interp(i_mother,X,Y) :- rel(mother,X,Y).
-interp(i_aunt,X,Y) :- rel(aunt,X,Y).
-interp(i_husband,X,Y) :- rel(husband,X,Y).
+interp(i_sister,X,Y) :- rel(sister,X,Y){f(i_sister,if,sister)}.
+interp(i_daughter,X,Y) :- rel(daughter,X,Y){f(i_daughter,if,daughter)}.
+interp(i_wife,X,Y) :- rel(wife,X,Y){f(i_wife,if,wife)}.
+interp(i_father,X,Y) :- rel(father,X,Y){f(i_father,if,father)}.
+interp(i_brother,X,Y) :- rel(brother,X,Y){f(i_brother,if,brother)}.
+interp(i_nephew,X,Y) :- rel(nephew,X,Y){f(i_nephew,if,nephew)}.
+interp(i_son,X,Y) :- rel(son,X,Y){f(i_son,if,son)}.
+interp(i_uncle,X,Y) :- rel(uncle,X,Y){f(i_uncle,if,uncle)}.
+interp(i_niece,X,Y) :- rel(niece,X,Y){f(i_niece,if,niece)}.
+interp(i_mother,X,Y) :- rel(mother,X,Y){f(i_mother,if,mother)}.
+interp(i_aunt,X,Y) :- rel(aunt,X,Y){f(i_aunt,if,aunt)}.
+interp(i_husband,X,Y) :- rel(husband,X,Y){f(i_husband,if,husband)}.