ocadotechnology/rapid-router

<xml>
    <block type="start" deletable="false" x="230" y="130">
        <next>
            <block type="move_forwards">
                <next>
                    <block type="controls_repeat_while">
                        <value name="condition">
                            <block type="road_exists">
                                <field name="CHOICE">FORWARD</field>
                            </block>
                        </value>
                        <statement name="body">
                            <block type="turn_around">
                                <next>
                                    <block type="turn_around"></block>
                                </next>
                            </block>
                        </statement>
                    </block>
                </next>
            </block>
        </next>
    </block>
</xml>