context.setDeclarationResolver( declarationResolver );
final MVELConsequenceBuilder builder = new MVELConsequenceBuilder();
builder.build( context, Rule.DEFAULT_CONSEQUENCE_NAME );
InternalRuleBase ruleBase = (InternalRuleBase) RuleBaseFactory.newRuleBase();
PropagationContextFactory pctxFactory = ruleBase.getConfiguration().getComponentFactory().getPropagationContextFactory();
ruleBase.addPackage( pkg );
final WorkingMemory wm = ruleBase.newStatefulSession();
final Cheese cheddar = new Cheese( "cheddar", 10 );
final InternalFactHandle f0 = (InternalFactHandle) wm.insert( cheddar );
final LeftTupleImpl tuple = new LeftTupleImpl( f0, null, true );
f0.removeLeftTuple(tuple);