K573 :
2*a^6*x^2*y - 6*a^4*b^2*x^2*y + 6*a^2*b^4*x^2*y - 2*b^6*x^2*y - 17*a^5*c*x^2*y + 13*a^4*b*c*x^2*y + 34*a^3*b^2*c*x^2*y - 26*a^2*b^3*c*x^2*y - 17*a*b^4*c*x^2*y + 13*b^5*c*x^2*y + 28*a^4*c^2*x^2*y - 10*a^3*b*c^2*x^2*y - 30*a^2*b^2*c^2*x^2*y + 10*a*b^3*c^2*x^2*y + 2*b^4*c^2*x^2*y - 2*a^3*c^3*x^2*y + 12*a^2*b*c^3*x^2*y - 18*a*b^2*c^3*x^2*y - 24*b^3*c^3*x^2*y - 26*a^2*c^4*x^2*y - 26*a*b*c^4*x^2*y + 4*b^2*c^4*x^2*y + 19*a*c^5*x^2*y + 11*b*c^5*x^2*y - 4*c^6*x^2*y + 2*a^6*x*y^2 - 6*a^4*b^2*x*y^2 + 6*a^2*b^4*x*y^2 - 2*b^6*x*y^2 - 13*a^5*c*x*y^2 + 17*a^4*b*c*x*y^2 + 26*a^3*b^2*c*x*y^2 - 34*a^2*b^3*c*x*y^2 - 13*a*b^4*c*x*y^2 + 17*b^5*c*x*y^2 - 2*a^4*c^2*x*y^2 - 10*a^3*b*c^2*x*y^2 + 30*a^2*b^2*c^2*x*y^2 + 10*a*b^3*c^2*x*y^2 - 28*b^4*c^2*x*y^2 + 24*a^3*c^3*x*y^2 + 18*a^2*b*c^3*x*y^2 - 12*a*b^2*c^3*x*y^2 + 2*b^3*c^3*x*y^2 - 4*a^2*c^4*x*y^2 + 26*a*b*c^4*x*y^2 + 26*b^2*c^4*x*y^2 - 11*a*c^5*x*y^2 - 19*b*c^5*x*y^2 + 4*c^6*x*y^2 - 2*a^6*x^2*z + 17*a^5*b*x^2*z - 28*a^4*b^2*x^2*z + 2*a^3*b^3*x^2*z + 26*a^2*b^4*x^2*z - 19*a*b^5*x^2*z + 4*b^6*x^2*z - 13*a^4*b*c*x^2*z + 10*a^3*b^2*c*x^2*z - 12*a^2*b^3*c*x^2*z + 26*a*b^4*c*x^2*z - 11*b^5*c*x^2*z + 6*a^4*c^2*x^2*z - 34*a^3*b*c^2*x^2*z + 30*a^2*b^2*c^2*x^2*z + 18*a*b^3*c^2*x^2*z - 4*b^4*c^2*x^2*z + 26*a^2*b*c^3*x^2*z - 10*a*b^2*c^3*x^2*z + 24*b^3*c^3*x^2*z - 6*a^2*c^4*x^2*z + 17*a*b*c^4*x^2*z - 2*b^2*c^4*x^2*z - 13*b*c^5*x^2*z + 2*c^6*x^2*z + 36*a^5*b*x*y*z - 72*a^4*b^2*x*y*z + 72*a^2*b^4*x*y*z - 36*a*b^5*x*y*z - 36*a^5*c*x*y*z + 108*a^3*b^2*c*x*y*z - 108*a^2*b^3*c*x*y*z + 36*b^5*c*x*y*z + 72*a^4*c^2*x*y*z - 108*a^3*b*c^2*x*y*z + 108*a*b^3*c^2*x*y*z - 72*b^4*c^2*x*y*z + 108*a^2*b*c^3*x*y*z - 108*a*b^2*c^3*x*y*z - 72*a^2*c^4*x*y*z + 72*b^2*c^4*x*y*z + 36*a*c^5*x*y*z - 36*b*c^5*x*y*z - 4*a^6*y^2*z + 19*a^5*b*y^2*z - 26*a^4*b^2*y^2*z - 2*a^3*b^3*y^2*z + 28*a^2*b^4*y^2*z - 17*a*b^5*y^2*z + 2*b^6*y^2*z + 11*a^5*c*y^2*z - 26*a^4*b*c*y^2*z + 12*a^3*b^2*c*y^2*z - 10*a^2*b^3*c*y^2*z + 13*a*b^4*c*y^2*z + 4*a^4*c^2*y^2*z - 18*a^3*b*c^2*y^2*z - 30*a^2*b^2*c^2*y^2*z + 34*a*b^3*c^2*y^2*z - 6*b^4*c^2*y^2*z - 24*a^3*c^3*y^2*z + 10*a^2*b*c^3*y^2*z - 26*a*b^2*c^3*y^2*z + 2*a^2*c^4*y^2*z - 17*a*b*c^4*y^2*z + 6*b^2*c^4*y^2*z + 13*a*c^5*y^2*z - 2*c^6*y^2*z - 2*a^6*x*z^2 + 13*a^5*b*x*z^2 + 2*a^4*b^2*x*z^2 - 24*a^3*b^3*x*z^2 + 4*a^2*b^4*x*z^2 + 11*a*b^5*x*z^2 - 4*b^6*x*z^2 - 17*a^4*b*c*x*z^2 + 10*a^3*b^2*c*x*z^2 - 18*a^2*b^3*c*x*z^2 - 26*a*b^4*c*x*z^2 + 19*b^5*c*x*z^2 + 6*a^4*c^2*x*z^2 - 26*a^3*b*c^2*x*z^2 - 30*a^2*b^2*c^2*x*z^2 + 12*a*b^3*c^2*x*z^2 - 26*b^4*c^2*x*z^2 + 34*a^2*b*c^3*x*z^2 - 10*a*b^2*c^3*x*z^2 - 2*b^3*c^3*x*z^2 - 6*a^2*c^4*x*z^2 + 13*a*b*c^4*x*z^2 + 28*b^2*c^4*x*z^2 - 17*b*c^5*x*z^2 + 2*c^6*x*z^2 + 4*a^6*y*z^2 - 11*a^5*b*y*z^2 - 4*a^4*b^2*y*z^2 + 24*a^3*b^3*y*z^2 - 2*a^2*b^4*y*z^2 - 13*a*b^5*y*z^2 + 2*b^6*y*z^2 - 19*a^5*c*y*z^2 + 26*a^4*b*c*y*z^2 + 18*a^3*b^2*c*y*z^2 - 10*a^2*b^3*c*y*z^2 + 17*a*b^4*c*y*z^2 + 26*a^4*c^2*y*z^2 - 12*a^3*b*c^2*y*z^2 + 30*a^2*b^2*c^2*y*z^2 + 26*a*b^3*c^2*y*z^2 - 6*b^4*c^2*y*z^2 + 2*a^3*c^3*y*z^2 + 10*a^2*b*c^3*y*z^2 - 34*a*b^2*c^3*y*z^2 - 28*a^2*c^4*y*z^2 - 13*a*b*c^4*y*z^2 + 6*b^2*c^4*y*z^2 + 17*a*c^5*y*z^2 - 2*c^6*y*z^2 = 0