is#program_written_in_a_certain_language
  supertype:  #computer_program__program__programme__computer_programme  (computer science) a sequence of instructions that a computer can interpret and execute; "the program required several hundred lines of code"
  subtype:  #LISP_program  a program written in LISP
  subtype:  #FORTRAN_program  a program written in FORTRAN
  subtype:  #C_program  a program written in C

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