YES
Input TRS:
      1: a__from(X) -> cons(mark(X),from(s(X)))
      2: a__after(0(),XS) -> mark(XS)
      3: a__after(s(N),cons(X,XS)) -> a__after(mark(N),mark(XS))
      4: mark(from(X)) -> a__from(mark(X))
      5: mark(after(X1,X2)) -> a__after(mark(X1),mark(X2))
      6: mark(cons(X1,X2)) -> cons(mark(X1),X2)
      7: mark(s(X)) -> s(mark(X))
      8: mark(0()) -> 0()
      9: a__from(X) -> from(X)
      10: a__after(X1,X2) -> after(X1,X2)
Number of strict rules: 10
Direct POLO(bPol) ... failed.
Uncurrying ... failed.
Dependency Pairs:
     #1: #a__after(0(),XS) -> #mark(XS)
     #2: #mark(cons(X1,X2)) -> #mark(X1)
     #3: #mark(s(X)) -> #mark(X)
     #4: #mark(after(X1,X2)) -> #a__after(mark(X1),mark(X2))
     #5: #mark(after(X1,X2)) -> #mark(X1)
     #6: #mark(after(X1,X2)) -> #mark(X2)
     #7: #a__after(s(N),cons(X,XS)) -> #a__after(mark(N),mark(XS))
     #8: #a__after(s(N),cons(X,XS)) -> #mark(N)
     #9: #a__after(s(N),cons(X,XS)) -> #mark(XS)
     #10: #a__from(X) -> #mark(X)
     #11: #mark(from(X)) -> #a__from(mark(X))
     #12: #mark(from(X)) -> #mark(X)
Number of SCCs: 1, DPs: 12
  SCC { #1..12 }
POLO(Sum)... POLO(max)... succeeded.
      s 	w: x1
      #a__from	w: x1 + 5854
      a__from	w: x1 + 41065
      after	w: max(x1 + 71680, x2 + 30614)
      #a__after	w: max(x1 + 46918, x2 + 5854)
      a__after	w: max(x1 + 71680, x2 + 30614)
      #mark	w: x1 + 5853
      0 	w: 0
      from	w: x1 + 41065
      mark	w: x1
      cons	w: max(x1 + 41065, x2)
    USABLE RULES: { 1..10 }
    Removed DPs: #1 #2 #4..6 #8..12
Number of SCCs: 2, DPs: 2
  SCC { #3 }
POLO(Sum)... succeeded.
      s 	w: x1 + 1
      #a__from	w: 0
      a__from	w: x1 + 1
      after	w: x2 + 2
      #a__after	w: 0
      a__after	w: x1 + 1
      #mark	w: x1
      0 	w: 3
      from	w: x1 + 21657
      mark	w: 2
      cons	w: x1 + x2 + 1
    USABLE RULES: { }
    Removed DPs: #3
Number of SCCs: 1, DPs: 1
  SCC { #7 }
POLO(Sum)... succeeded.
      s 	w: x1 + 2
      #a__from	w: 0
      a__from	w: 35103
      after	w: x2 + 1
      #a__after	w: x1
      a__after	w: x2 + 1
      #mark	w: 0
      0 	w: 47421
      from	w: 35102
      mark	w: x1 + 1
      cons	w: x2 + 1
    USABLE RULES: { 1..10 }
    Removed DPs: #7
Number of SCCs: 0, DPs: 0