code: def a(base):
      # a  Remove ending only after d, f, ph, th, l, er, or, es or t
      c = base[-1]
      l2 = base[-2:]
      return (
          c == "d"
          or c == "f"
          or l2 == "ph"
          or l2 == "th"
          or c == "l"
          or l2 == "er"
          or l2 == "or"
          or l2 == "es"
          or c == "t"
      )
  
imports: from collections import defaultdict
label_desc: Use image node_id 27 for calling a global function with example usage: a(base) and returns: unknown