Example1.x3d

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.2//EN" "http://www.web3d.org/specifications/x3d-3.2.dtd">

<X3D profile="Immersive" version="3.2">
  <Scene>    
    <ProtoDeclare name='testbox'>
      <ProtoInterface>
        <field name='translation' type='SFVec3f' accessType='inputOutput'></field>  
      </ProtoInterface>
      <ProtoBody> 
        <Group>
          <Transform DEF="box1">
            <IS>
              <connect nodeField="translation" protoField="translation"></connect>
            </IS>  
            <Shape>
              <Box size="1 1 1"></Box>
              <Appearance>
                <Material diffuseColor="0 1 0"></Material>
              </Appearance>
            </Shape>
          </Transform>
          <Transform translation="2.5 0 0"> 
            <Transform DEF="box2"> 
              <Shape>
                <Box size="1 1 1"></Box>
                <Appearance>
                  <Material diffuseColor="0 0 1"></Material>
                </Appearance>
              </Shape>
            </Transform>
          </Transform>
        </Group>
        <Group>
        </Group>
      </ProtoBody>
    </ProtoDeclare>
  </Scene>
</X3D>