diff --git a/plugins/virtuoso/controllers/virtuoso_plugin_admin_controller.rb b/plugins/virtuoso/controllers/virtuoso_plugin_admin_controller.rb
index af973af..eeae7ff 100644
--- a/plugins/virtuoso/controllers/virtuoso_plugin_admin_controller.rb
+++ b/plugins/virtuoso/controllers/virtuoso_plugin_admin_controller.rb
@@ -20,4 +20,31 @@ class VirtuosoPluginAdminController < AdminController
     redirect_to :action => :index
   end
 
+  def triple_management
+    triples_management = VirtuosoPlugin::TriplesManagement.new(environment)
+    @triples = []
+    if request.post?
+      @query = params[:query]
+      @graph_uri = params[:graph_uri]
+      @triples = triples_management.search_triples(@graph_uri, @query)
+    end
+    render :action => 'triple_management'
+  end
+
+  def triple_update
+    graph_uri = params[:graph_uri]
+    triples = params[:triples]
+
+    triples_management = VirtuosoPlugin::TriplesManagement.new(environment)
+
+    triples.each { |triple|
+      from_triple = triple[:from]
+      to_triple = triple[:to]
+      triples_management.update_triple(graph_uri, from_triple, to_triple)
+    }
+
+    session[:notice] = _('Triple(s) succesfully updated.')
+    redirect_to :action => :triple_management
+  end
+
 end
diff --git a/plugins/virtuoso/lib/virtuoso_plugin/triples_management.rb b/plugins/virtuoso/lib/virtuoso_plugin/triples_management.rb
new file mode 100644
index 0000000..5140c9c
--- /dev/null
+++ b/plugins/virtuoso/lib/virtuoso_plugin/triples_management.rb
@@ -0,0 +1,32 @@
+class VirtuosoPlugin::TriplesManagement
+
+  def initialize(environment)
+    @environment = environment
+  end
+
+  attr_reader :environment
+
+  def plugin
+    @plugin ||= VirtuosoPlugin.new(self)
+  end
+
+  def search_triples(graph_uri, query_sparql)
+    query = "WITH <#{graph_uri}> #{query_sparql}"
+    plugin.virtuoso_client.query(query)
+  end
+
+  def update_triple(graph_uri, from_triple, to_triple)
+    from_subject = from_triple[:subject]
+    from_predicate = from_triple[:predicate]
+    from_object = from_triple[:object]
+
+    to_subject = to_triple[:subject]
+    to_predicate = to_triple[:predicate]
+    to_object = to_triple[:object]
+
+    query = "WITH <#{graph_uri}> DELETE { <#{from_subject}> <#{from_predicate}> '#{from_object}' } INSERT { <#{to_subject}> <#{to_predicate}> '#{to_object}' }"
+
+    plugin.virtuoso_client.query(query)
+  end
+
+end
diff --git a/plugins/virtuoso/views/virtuoso_plugin_admin/index.html.erb b/plugins/virtuoso/views/virtuoso_plugin_admin/index.html.erb
index 6bc8e70..3386b68 100644
--- a/plugins/virtuoso/views/virtuoso_plugin_admin/index.html.erb
+++ b/plugins/virtuoso/views/virtuoso_plugin_admin/index.html.erb
@@ -23,7 +23,6 @@
     <span class="value"><%= time_ago_as_sentence @settings.last_harvest %></span>
   </div>
 <% end %>
-  <br/>
   <div class="actions">
     <% if @harvest_running %>
       <%= _('Running...') %>
@@ -33,3 +32,11 @@
     <% end %>
   </div>
 </div>
+
+<hr />
+
+<div class="triple-management">
+  <div class="actions">
+    <%= button :edit, _('Triple management'), :action => :triple_management %>
+  </div>
+</div>
diff --git a/plugins/virtuoso/views/virtuoso_plugin_admin/triple_management.html.erb b/plugins/virtuoso/views/virtuoso_plugin_admin/triple_management.html.erb
new file mode 100644
index 0000000..e72d0b3
--- /dev/null
+++ b/plugins/virtuoso/views/virtuoso_plugin_admin/triple_management.html.erb
@@ -0,0 +1,63 @@
+<h1><%= _('Virtuoso settings : Triples Management')%></h1>
+
+<%= form_tag('/admin/plugin/virtuoso/triple_management', :method => 'post') do %>
+
+  <%= labelled_form_field(_('Default Graph IRI:'), text_field_tag(:graph_uri, @graph_uri, :style => 'width: 100%' ) ) %>
+
+  <%= labelled_form_field(_('Query SPARQL:'), text_area_tag(:query, @query, { :rows => 7, :style => 'width: 99%' } )) %>
+
+  <% button_bar do %>
+    <%= submit_button(:search, _('Search')) %>
+  <% end %>
+
+<% end %>
+
+<style>
+.triple + .triple {
+  border-top: 1px solid #CCC;
+  margin-top: 20px;
+  padding-top: 15px;
+}
+</style>
+
+<% unless @triples.empty? %>
+
+  <hr />
+
+  <%= form_tag('/admin/plugin/virtuoso/triple_update', :method => 'post') do %>
+
+    <%= hidden_field_tag(:graph_uri, @graph_uri) %>
+
+    <% @triples.each { |triple| %>
+
+    <div class="triple">
+
+      <div class="triple-subject" style="margin: 3px 0 3px 0;">
+        <label class="formlabel"><%= _('Subject:') %></label>
+        <%= hidden_field_tag('triples[][from[subject]]', triple[:s].to_s) %>
+        <%= text_field_tag('triples[][to[subject]]', triple[:s].to_s, :style => 'width: 99%;') %>
+      </div>
+
+      <div class="triple-predicate" style="margin: 3px 0 3px 0;">
+        <label class="formlabel"><%= _('Predicate:') %></label>
+        <%= hidden_field_tag('triples[][from[predicate]]', triple[:p].to_s) %>
+        <%= text_field_tag('triples[][to[predicate]]', triple[:p].to_s, :style => 'width: 99%;') %>
+      </div>
+
+      <div class="triple-object" style="margin: 3px 0 3px 0;">
+        <label class="formlabel"><%= _('Object:') %></label>
+        <%= hidden_field_tag('triples[][from[object]]', triple[:o].to_s) %>
+        <%= text_field_tag('triples[][to[object]]', triple[:o].to_s, :style => 'width: 99%;') %>
+      </div>
+
+    </div>
+
+    <% } %>
+
+    <% button_bar do %>
+      <%= submit_button(:save, _('Save')) %>
+    <% end %>
+
+  <% end %>
+
+<% end %>
--
libgit2 0.21.2