features.md

@@ -38,9 +38,13 @@ The following attribute functions are defined:
 ## Syntactic Features
 
 * **ldep_s0r** label of the leftmost dependent of s0
+* **ldep_s0p** pos of the leftmost dependent of s0
 * **rdep_s0r** label of the rightmost dependent of s0
+* **rdep_s0p** pos of the rightmost dependent of s0
 * **ldep_s1r** label of the leftmost dependent of s1
+* **ldep_s1p** pos of the leftmost dependent of s1
 * **rdep_s1r** label of the rightmost dependent of s1
+* **rdep_s1p** pos of the rightmost dependent of s1
 * **ndep_s0** number of dependents of s0
 
 ## Distance Features