From e5c447e237f7939966fb3c5969f10bccbf1bff0f Mon Sep 17 00:00:00 2001
From: Matthew Honnibal <honnibal+gh@gmail.com>
Date: Fri, 5 Feb 2016 19:18:35 +0100
Subject: [PATCH] * Questionable fix to problem in Span.root

---
 spacy/tokens/span.pyx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/spacy/tokens/span.pyx b/spacy/tokens/span.pyx
index ab97fa8ef..801c98523 100644
--- a/spacy/tokens/span.pyx
+++ b/spacy/tokens/span.pyx
@@ -194,7 +194,10 @@ cdef class Span:
                 if words_to_root < current_best:
                     current_best = words_to_root
                     root = i
-            return self.doc[root]
+            if root == -1:
+                return self.doc[self.start]
+            else:
+                return self.doc[root]
     
     property lefts:
         """Tokens that are to the left of the Span, whose head is within the Span."""