From c36d98cea32c9ecd50ea1f5bc71b81d1c4adf07f Mon Sep 17 00:00:00 2001
From: Federico Igne <federico.igne@cs.ox.ac.uk>
Date: Fri, 11 Dec 2020 15:57:29 +0000
Subject: Fix answer retrieval for boolean CQs

---
 src/main/scala/uk/ac/ox/cs/rsacomb/util/RDFoxUtil.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/scala/uk/ac/ox/cs/rsacomb/util/RDFoxUtil.scala b/src/main/scala/uk/ac/ox/cs/rsacomb/util/RDFoxUtil.scala
index 76f720c..68a23a3 100644
--- a/src/main/scala/uk/ac/ox/cs/rsacomb/util/RDFoxUtil.scala
+++ b/src/main/scala/uk/ac/ox/cs/rsacomb/util/RDFoxUtil.scala
@@ -218,7 +218,7 @@ object RDFoxUtil {
           .map(i => s"?S rsa:${pred :: Nth(i)} ?X$i .")
           .mkString("WHERE {\n", "\n", "\n}")
     } else {
-      s"ASK { ?X a rsa:${pred :: Nth(0)} }"
+      s"ASK { ?X a rsa:$pred }"
     }
   }
 
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