code: def _f_2():
      R, x, y, z = ring("x,y,z", ZZ)
      return (
          x**5 * y**3
          + x**5 * y**2 * z
          + x**5 * y * z**2
          + x**5 * z**3
          + x**3 * y**2
          + x**3 * y * z
          + 90 * x**3 * y
          + 90 * x**3 * z
          + x**2 * y**2 * z
          - 11 * x**2 * y**2
          + x**2 * z**3
          - 11 * x**2 * z**2
          + y * z
          - 11 * y
          + 90 * z
          - 990
      )
  
imports: from sympy.core import Add, Mul, Symbol, sympify, Dummy, symbols
  from sympy.core.containers import Tuple
  from sympy.core.singleton import S
  from sympy.ntheory import nextprime
  from sympy.polys.densearith import dmp_add_term, dmp_neg, dmp_mul, dmp_sqr
  from sympy.polys.densebasic import dmp_zero, dmp_one, dmp_ground, dup_from_raw_dict, dmp_raise, dup_random
  from sympy.polys.domains import ZZ
  from sympy.polys.factortools import dup_zz_cyclotomic_poly
  from sympy.polys.polyclasses import DMP
  from sympy.polys.polytools import Poly, PurePoly
  from sympy.polys.polyutils import _analyze_gens
  from sympy.utilities import subsets, public, filldedent
  from sympy.polys.rings import ring
label_desc: Use image node_id 14 for calling a global function with example usage: _f_2() and returns: unknown