nicer quoting

diff --git a/parse-input-graph b/parse-input-graph
index 9d2dbee7bca008b98573f7659eab6ae4475f37f4..f5f4844e4073381d8c4f4668e59acb27e7239e85 100755 (executable)
--- a/parse-input-graph
+++ b/parse-input-graph
@@ -267,7 +267,7 @@ sub plag_prv ($) {
     my $t = $vertex[$vi]{Text};
     $t = $` if $t =~ m/\n/;
     $t =~ s/ //g;
-    return "\"$t\"";
+    return "$t";
 }
 
 sub output_planar_graph () {