left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina right: fi
left: tina, right: fi
right: tina, left: fi
left: fi, right: tina
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: tina, right: fi
left: fi, right: tina
left: tina, right: fi