...           
 .....▓▓▓▓▓▓▓▓▓▓
 ..............▓
 .........V2...▓
  .....)...25..▓
  .........z2..▓
  ..........)..▓
   ...........∩▓
   ............▓
    .....5.....▓
     ..........▓
      .........▓
       ........▓
        ▓▓▓▓▓▓▓▓