diff --git a/app/corpora/events.py b/app/corpora/events.py
index a597f8e65b7911d7272d143b552e374c7778e14f..f2e9f1418e3b088c06dac34d6359c5ef5811a0e8 100644
--- a/app/corpora/events.py
+++ b/app/corpora/events.py
@@ -3,8 +3,7 @@ from app.events import connected_sessions
 from app.models import Corpus
 from flask import current_app, request
 from flask_login import current_user, login_required
-from .CQiWrapper.CQiClient import CQiClient
-from .CQiWrapper.CQi import CONST_FIELD_MATCH, CONST_FIELD_MATCHEND
+from .CQiWrapper.CQiWrapper import CQiWrapper
 
 
 '''
@@ -41,32 +40,22 @@ def init_corpus_analysis(corpus_id):
 def recv_query(message):
     logger.warning(message)
     analysis_client = analysis_clients[request.sid]
+    analysis_client.connect()
     """ Prepare and execute a query """
-    corpus = 'CORPUS'
+    corpus_name = 'CORPUS'
     query = message['query']
-    query_subcorpus = 'Results'
-    analysis_client.cqp_query(corpus, query_subcorpus, query)
-    """ Evaluate query results """
-    match_corpus = '{}:{}'.format(corpus, query_subcorpus)
-    match_num = analysis_client.cqp_subcorpus_size(match_corpus)
-    match_num = min(int(message['hits_per_page']) - 1, match_num)
-    if match_num == 0:
-        print('No matches found.')
-        exit()
-    if not analysis_client.cqp_subcorpus_has_field(match_corpus, CONST_FIELD_MATCH):
-        print('Error.')
-        exit()
-    if not analysis_client.cqp_subcorpus_has_field(match_corpus, CONST_FIELD_MATCHEND):
-        print('Error')
-        exit()
-    match_boundaries = zip(analysis_client.cqp_dump_subcorpus(match_corpus, CONST_FIELD_MATCH, 0, match_num - 1),
-                           analysis_client.cqp_dump_subcorpus(match_corpus, CONST_FIELD_MATCHEND, 0, match_num - 1))
-    matches = []
-    for match_start, match_end in match_boundaries:
-        tokens = analysis_client.cl_cpos2str('{}.word'.format(corpus), range(match_start, match_end + 1))
-        pos = analysis_client.cl_cpos2str('{}.pos'.format(corpus), range(match_start, match_end + 1))
-        matches.append({'tokens': tokens, 'pos': pos})
-    logger.warning(matches)
+    result_subcorpus_name = 'Results'
+    analysis_client.set_corpus_name(corpus_name)
+    logger.warning('Corpus name has been set.')
+    analysis_client.create_attribute_strings()
+    logger.warning('Attribute Strings have been created.')
+    analysis_client.query_subcorpus(result_subcorpus_name, query)
+    logger.warning('Subcorpus from query has been created.')
+    subcorpora = analysis_client.show_subcorpora()
+    logger.warning('Known subcorpora: {}'.format(subcorpora))
+    matches = analysis_client.show_results(result_start_count=1,
+                                           result_max_count=3)
+    logger.warning('Match data: {}'.format(matches))
     socketio.emit('query_results', matches, room=request.sid)
 
 
@@ -76,8 +65,7 @@ def observe_corpus_analysis_connection(app, corpus_id, session_id):
         while corpus.status != 'analysing':
             db.session.refresh(corpus)
             socketio.sleep(3)
-        analysis_client = CQiClient(host='{}_analysis_container{}'.format(corpus.creator.username, corpus.id), port=4877)
-        analysis_client.ctrl_connect('opaque', 'opaque')
+        analysis_client = CQiWrapper(host='{}_analysis_container{}'.format(corpus.creator.username, corpus.id), port=4877, password='opaque', username='opaque')
         analysis_clients[session_id] = analysis_client
         socketio.emit('init_corpus_analysis', 'Ready', room=session_id)
         while session_id in connected_sessions:
@@ -91,7 +79,7 @@ def observe_corpus_analysis_connection(app, corpus_id, session_id):
                 socketio.sleep(3)
             '''
             socketio.sleep(3)
-        analysis_client.ctrl_bye()
+        analysis_client.disconnect()
         analysis_clients.pop(session_id, None)
         analysis_sessions[str(corpus_id)].remove(session_id)
         if not analysis_sessions[str(corpus_id)]: