<xml xmlns="https://developers.google.com/blockly/xml">
  <block type="zsibot_start" id="e+(;krg8`7fb9[10,bP$" x="40" y="40">
    <next>
      <block type="zsibot_stand" id="O%FWCKs9S@mtOXksYRrj">
        <next>
          <block type="zsibot_show_message" id="bZ#Qrsw1;%Gs!nj(;Pj*">
            <field name="TEXT">Patrol start! Four sides.</field>
            <next>
              <block type="zsibot_repeat" id="21#GLcX8|U.U3$09%5QA">
                <field name="TIMES">4</field>
                <statement name="DO">
                  <block type="zsibot_forward" id="RdiI-OHo*7%*LbnY9u%b">
                    <field name="SPEED">low_speed</field>
                    <field name="DURATION">2</field>
                    <next>
                      <block type="zsibot_wait" id="T%FamfXyKP*6;sS9@]9*">
                        <field name="SECONDS">1</field>
                        <next>
                          <block type="zsibot_turn" id="|3NP3JMMNyzeCi5/NK9c">
                            <field name="DIR">left</field>
                            <field name="DURATION">2</field>
                            <next>
                              <block type="zsibot_wait" id="z+9RPma{8x:vBQUj+}LG">
                                <field name="SECONDS">1</field>
                              </block>
                            </next>
                          </block>
                        </next>
                      </block>
                    </next>
                  </block>
                </statement>
                <next>
                  <block type="zsibot_show_message" id=":4.sz4FW3jVTT%{.({h-">
                    <field name="TEXT">Back to start. Patrol done!</field>
                  </block>
                </next>
              </block>
            </next>
          </block>
        </next>
      </block>
    </next>
  </block>
</xml>