K461 :
3*a^4*b^2*x^3 - 2*a^2*b^4*x^3 - b^6*x^3 - 3*a^4*c^2*x^3 + 3*b^4*c^2*x^3 + 2*a^2*c^4*x^3 - 3*b^2*c^4*x^3 + c^6*x^3 + 3*a^6*x^2*y + 2*a^4*b^2*x^2*y - a^2*b^4*x^2*y - 4*b^6*x^2*y - 12*a^4*c^2*x^2*y + 2*a^2*b^2*c^2*x^2*y + 10*b^4*c^2*x^2*y + 7*a^2*c^4*x^2*y - 8*b^2*c^4*x^2*y + 2*c^6*x^2*y + 4*a^6*x*y^2 + a^4*b^2*x*y^2 - 2*a^2*b^4*x*y^2 - 3*b^6*x*y^2 - 10*a^4*c^2*x*y^2 - 2*a^2*b^2*c^2*x*y^2 + 12*b^4*c^2*x*y^2 + 8*a^2*c^4*x*y^2 - 7*b^2*c^4*x*y^2 - 2*c^6*x*y^2 + a^6*y^3 + 2*a^4*b^2*y^3 - 3*a^2*b^4*y^3 - 3*a^4*c^2*y^3 + 3*b^4*c^2*y^3 + 3*a^2*c^4*y^3 - 2*b^2*c^4*y^3 - c^6*y^3 - 3*a^6*x^2*z + 12*a^4*b^2*x^2*z - 7*a^2*b^4*x^2*z - 2*b^6*x^2*z - 2*a^4*c^2*x^2*z - 2*a^2*b^2*c^2*x^2*z + 8*b^4*c^2*x^2*z + a^2*c^4*x^2*z - 10*b^2*c^4*x^2*z + 4*c^6*x^2*z + 16*a^4*b^2*x*y*z - 16*a^2*b^4*x*y*z - 16*a^4*c^2*x*y*z + 16*b^4*c^2*x*y*z + 16*a^2*c^4*x*y*z - 16*b^2*c^4*x*y*z + 2*a^6*y^2*z + 7*a^4*b^2*y^2*z - 12*a^2*b^4*y^2*z + 3*b^6*y^2*z - 8*a^4*c^2*y^2*z + 2*a^2*b^2*c^2*y^2*z + 2*b^4*c^2*y^2*z + 10*a^2*c^4*y^2*z - b^2*c^4*y^2*z - 4*c^6*y^2*z - 4*a^6*x*z^2 + 10*a^4*b^2*x*z^2 - 8*a^2*b^4*x*z^2 + 2*b^6*x*z^2 - a^4*c^2*x*z^2 + 2*a^2*b^2*c^2*x*z^2 + 7*b^4*c^2*x*z^2 + 2*a^2*c^4*x*z^2 - 12*b^2*c^4*x*z^2 + 3*c^6*x*z^2 - 2*a^6*y*z^2 + 8*a^4*b^2*y*z^2 - 10*a^2*b^4*y*z^2 + 4*b^6*y*z^2 - 7*a^4*c^2*y*z^2 - 2*a^2*b^2*c^2*y*z^2 + b^4*c^2*y*z^2 + 12*a^2*c^4*y*z^2 - 2*b^2*c^4*y*z^2 - 3*c^6*y*z^2 - a^6*z^3 + 3*a^4*b^2*z^3 - 3*a^2*b^4*z^3 + b^6*z^3 - 2*a^4*c^2*z^3 + 2*b^4*c^2*z^3 + 3*a^2*c^4*z^3 - 3*b^2*c^4*z^3 = 0