room  n  e  s  w                  
  1   1  9  10 2                  
  2   2  8  4  3                 
  3   3  8  4  2
  4   8  4  5  3
  5   10 4  5  6
  6   7  4  6  6
  7   7  5  3  7
  8   2  8  9  4
  9   9  1  10 5
  10  9  FP 10 8

starting at field path:
  s, w, w, s, s, w, n
exit from field7:
  e, n, e
