NO
* Step 1: UnreachableRules NO
    + Considered Problem:
        Rules:
          0. f9(A,B,C,D)  -> f14(A,0,E,D)      [0 >= A] (?,1)
          1. f14(A,B,C,D) -> f14(A,B,-1 + C,D) [C >= 1] (?,1)
          2. f22(A,B,C,D) -> f22(A,B,C,D)      True     (?,1)
          3. f24(A,B,C,D) -> f27(A,B,C,D)      True     (?,1)
          4. f14(A,B,C,D) -> f9(E,B,C,0)       [0 >= C] (?,1)
          5. f9(A,B,C,D)  -> f22(A,B,C,D)      [A >= 1] (?,1)
          6. f0(A,B,C,D)  -> f9(E,0,C,0)       True     (1,1)
        Signature:
          {(f0,4);(f14,4);(f22,4);(f24,4);(f27,4);(f9,4)}
        Flow Graph:
          [0->{1,4},1->{1,4},2->{2},3->{},4->{0,5},5->{2},6->{0,5}]
        
    + Applied Processor:
        UnreachableRules
    + Details:
        Following transitions are not reachable from the starting states and are revomed: [3]
* Step 2: FromIts NO
    + Considered Problem:
        Rules:
          0. f9(A,B,C,D)  -> f14(A,0,E,D)      [0 >= A] (?,1)
          1. f14(A,B,C,D) -> f14(A,B,-1 + C,D) [C >= 1] (?,1)
          2. f22(A,B,C,D) -> f22(A,B,C,D)      True     (?,1)
          4. f14(A,B,C,D) -> f9(E,B,C,0)       [0 >= C] (?,1)
          5. f9(A,B,C,D)  -> f22(A,B,C,D)      [A >= 1] (?,1)
          6. f0(A,B,C,D)  -> f9(E,0,C,0)       True     (1,1)
        Signature:
          {(f0,4);(f14,4);(f22,4);(f24,4);(f27,4);(f9,4)}
        Flow Graph:
          [0->{1,4},1->{1,4},2->{2},4->{0,5},5->{2},6->{0,5}]
        
    + Applied Processor:
        FromIts
    + Details:
        ()
* Step 3: CloseWith NO
    + Considered Problem:
        Rules:
          f9(A,B,C,D)  -> f14(A,0,E,D)       [0 >= A]
          f14(A,B,C,D) -> f14(A,B,-1 + C,D)  [C >= 1]
          f22(A,B,C,D) -> f22(A,B,C,D)       True
          f14(A,B,C,D) -> f9(E,B,C,0)        [0 >= C]
          f9(A,B,C,D)  -> f22(A,B,C,D)       [A >= 1]
          f0(A,B,C,D)  -> f9(E,0,C,0)        True
        Signature:
          {(f0,4);(f14,4);(f22,4);(f24,4);(f27,4);(f9,4)}
        Rule Graph:
          [0->{1,4},1->{1,4},2->{2},4->{0,5},5->{2},6->{0,5}]
    + Applied Processor:
        CloseWith False
    + Details:
        ()

NO