OVLE

                                       /

                                    O

                              /

                          O

vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

vvvvvvvvvvvvvvvvvvvvvvvvvvvvv

vvvvvvvvvvvvvvvvvvvvvvvv

vvvvvvvvvvvvvvvvvvv

vvvvvvvvvvvvvvv

vvvvvvvvvvv

vvvvvvv

vvv

ll

ll

ll

ll

ll

ll

ll

ll

ll

ll

eeeeeeeeeeeeeeeeeee