 <span name="scala.Seq" class="extype">Seq</span>[<a href="../sharedDefs/index.html#Eli=Int" name="sharedDefs.Eli" id="sharedDefs.Eli" class="extmbr">Eli</a>]</span></span></li><li class="indented0 " name="input.ProbabilisticAnswerSetProgram#backgroundProgramAspifOpt" group="Ungrouped" fullComment="no" data-isabs="false" visbl="pub"><a id="backgroundProgramAspifOpt:Option[String]"></a> <span class="permalink"><a href="../input/ProbabilisticAnswerSetProgram.html#backgroundProgramAspifOpt:Option[String]" titl