title: Make UIPickerView dependent on selected row (Swift)
body: <p>This is something I want to achieve
  <a href="https://i.stack.imgur.com/FhzO6.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/FhzO6.png" alt="enter image description here"></a></p>
  
  <p>Make Second <code>UIPickerView</code> depend on currently selected row
  <a href="https://i.stack.imgur.com/LJkkd.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/LJkkd.png" alt="enter image description here"></a></p>