Summarize the various annotations of "el que" relative clauses.

Author: dan-zeman

udapi/block/ud/ca/elque.py

@@ -0,0 +1,51 @@
+"""
+This block searches for relative clauses modifying a determiner ('el que...').
+It is written for Catalan but a similar block should work for Spanish and other
+Romance languages.
+"""
+from udapi.core.block import Block
+import logging
+import re
+
+class ElQue(Block):
+
+    def process_node(self, node):
+        # We take 'que' as the central node of the construction.
+        if node.lemma == 'que' and node.upos == 'PRON' and node.parent.ord > node.ord:
+            # We will refer to the parent of 'que' as a verb, although it can be
+            # a non-verbal predicate, too.
+            que = node
+            verb = node.parent
+            # Check the lemma of the determiner. The form may vary for gender and number.
+            if que.prev_node and que.prev_node.lemma == 'el':
+                el = que.prev_node
+                stanford = []
+                adp = None
+                if el.prev_node and el.prev_node.upos == 'ADP':
+                    adp = el.prev_node
+                    parentstr = 'OTHER'
+                    if adp.parent == el:
+                        parentstr = 'el'
+                    elif adp.parent == que:
+                        parentstr = 'que'
+                    elif adp.parent == verb:
+                        parentstr = 'VERB'
+                    stanford.append(adp.deprel + '(' + parentstr + ', ADP)')
+                if el.parent == adp:
+                    parentstr = 'ADP'
+                elif el.parent == que:
+                    parentstr = 'que'
+                elif el.parent == verb:
+                    parentstr = 'VERB'
+                else:
+                    parentstr = 'OTHER'
+                stanford.append(el.deprel + '(' + parentstr + ', el)')
+                stanford.append(que.deprel + '(VERB, que)')
+                if verb.parent == adp:
+                    parentstr = 'ADP'
+                elif verb.parent == el:
+                    parentstr = 'el'
+                else:
+                    parentstr = 'OTHER'
+                stanford.append(verb.deprel + '(' + parentstr + ', VERB)')
+                print('; '.join(stanford))