public FSList getVariants ( ) { if ( Answer_Type . featOkTst && ( ( Answer_Type ) jcasType ) . casFeat_variants == null ) jcasType . jcas . throwFeatMissing ( "variants" , "edu.cmu.lti.oaqa.type.answer.Answer" ) ; return ( FSList ) ( jcasType . ll_cas . ll_getFSForRef ( jcasType . ll_cas . ll_getRefValue ( addr , ( ( Answer_Type ) jcasType ) . casFeatCode_variants ) ) ) ; }
getter for variants - gets List of candidate answer variants that were merged into this final answer .