K560 :
-a^6*b*c^2*x^2*y + 3*a^4*b^3*c^2*x^2*y - 3*a^2*b^5*c^2*x^2*y +   b^7*c^2*x^2*y + 6*a^5*b*c^3*x^2*y - 6*a^4*b^2*c^3*x^2*y -   12*a^3*b^3*c^3*x^2*y + 12*a^2*b^4*c^3*x^2*y + 6*a*b^5*c^3*x^2*y -   6*b^6*c^3*x^2*y - 12*a^4*b*c^4*x^2*y + 24*a^3*b^2*c^4*x^2*y -   24*a*b^4*c^4*x^2*y + 12*b^5*c^4*x^2*y + 8*a^3*b*c^5*x^2*y -   24*a^2*b^2*c^5*x^2*y + 24*a*b^3*c^5*x^2*y - 8*b^4*c^5*x^2*y +   a^7*c^2*x*y^2 -   3*a^5*b^2*c^2*x*y^2 + 3*a^3*b^4*c^2*x*y^2 - a*b^6*c^2*x*y^2 -   6*a^6*c^3*x*y^2 + 6*a^5*b*c^3*x*y^2 + 12*a^4*b^2*c^3*x*y^2 -   12*a^3*b^3*c^3*x*y^2 - 6*a^2*b^4*c^3*x*y^2 + 6*a*b^5*c^3*x*y^2 +   12*a^5*c^4*x*y^2 - 24*a^4*b*c^4*x*y^2 + 24*a^2*b^3*c^4*x*y^2 -   12*a*b^4*c^4*x*y^2 - 8*a^4*c^5*x*y^2 + 24*a^3*b*c^5*x*y^2 -   24*a^2*b^2*c^5*x*y^2 + 8*a*b^3*c^5*x*y^2 - a^6*b^2*c*x^2*z +   6*a^5*b^3*c*x^2*z - 12*a^4*b^4*c*x^2*z + 8*a^3*b^5*c*x^2*z -   6*a^4*b^3*c^2*x^2*z + 24*a^3*b^4*c^2*x^2*z - 24*a^2*b^5*c^2*x^2*z +   3*a^4*b^2*c^3*x^2*z - 12*a^3*b^3*c^3*x^2*z + 24*a*b^5*c^3*x^2*z +   12*a^2*b^3*c^4*x^2*z - 24*a*b^4*c^4*x^2*z - 8*b^5*c^4*x^2*z -   3*a^2*b^2*c^5*x^2*z + 6*a*b^3*c^5*x^2*z + 12*b^4*c^5*x^2*z -   6*b^3*c^6*x^2*z + b^2*c^7*x^2*z - 2*a^7*b*c*x*y*z + 6*a^6*b^2*c*x*y*z -   12*a^5*b^3*c*x*y*z + 14*a^4*b^4*c*x*y*z - 12*a^3*b^5*c*x*y*z +   6*a^2*b^6*c*x*y*z - 2*a*b^7*c*x*y*z + 6*a^6*b*c^2*x*y*z -   6*a^5*b^2*c^2*x*y*z + 6*a^4*b^3*c^2*x*y*z + 6*a^3*b^4*c^2*x*y*z -   6*a^2*b^5*c^2*x*y*z + 6*a*b^6*c^2*x*y*z - 12*a^5*b*c^3*x*y*z +   6*a^4*b^2*c^3*x*y*z - 18*a^3*b^3*c^3*x*y*z + 6*a^2*b^4*c^3*x*y*z -   12*a*b^5*c^3*x*y*z + 14*a^4*b*c^4*x*y*z + 6*a^3*b^2*c^4*x*y*z +   6*a^2*b^3*c^4*x*y*z + 14*a*b^4*c^4*x*y*z - 12*a^3*b*c^5*x*y*z -   6*a^2*b^2*c^5*x*y*z - 12*a*b^3*c^5*x*y*z + 6*a^2*b*c^6*x*y*z +   6*a*b^2*c^6*x*y*z - 2*a*b*c^7*x*y*z + 8*a^5*b^3*c*y^2*z -   12*a^4*b^4*c*y^2*z + 6*a^3*b^5*c*y^2*z - a^2*b^6*c*y^2*z -   24*a^5*b^2*c^2*y^2*z + 24*a^4*b^3*c^2*y^2*z - 6*a^3*b^4*c^2*y^2*z +   24*a^5*b*c^3*y^2*z - 12*a^3*b^3*c^3*y^2*z + 3*a^2*b^4*c^3*y^2*z -   8*a^5*c^4*y^2*z - 24*a^4*b*c^4*y^2*z + 12*a^3*b^2*c^4*y^2*z +   12*a^4*c^5*y^2*z + 6*a^3*b*c^5*y^2*z - 3*a^2*b^2*c^5*y^2*z -   6*a^3*c^6*y^2*z + a^2*c^7*y^2*z + a^7*b^2*x*z^2 - 6*a^6*b^3*x*z^2 +   12*a^5*b^4*x*z^2 - 8*a^4*b^5*x*z^2 + 6*a^5*b^3*c*x*z^2 -   24*a^4*b^4*c*x*z^2 + 24*a^3*b^5*c*x*z^2 - 3*a^5*b^2*c^2*x*z^2 +   12*a^4*b^3*c^2*x*z^2 - 24*a^2*b^5*c^2*x*z^2 - 12*a^3*b^3*c^3*x*z^2 +   24*a^2*b^4*c^3*x*z^2 + 8*a*b^5*c^3*x*z^2 + 3*a^3*b^2*c^4*x*z^2 -   6*a^2*b^3*c^4*x*z^2 - 12*a*b^4*c^4*x*z^2 + 6*a*b^3*c^5*x*z^2 -   a*b^2*c^6*x*z^2 - 8*a^5*b^4*y*z^2 + 12*a^4*b^5*y*z^2 - 6*a^3*b^6*y*z^2 +   a^2*b^7*y*z^2 + 24*a^5*b^3*c*y*z^2 - 24*a^4*b^4*c*y*z^2 +   6*a^3*b^5*c*y*z^2 - 24*a^5*b^2*c^2*y*z^2 + 12*a^3*b^4*c^2*y*z^2 -   3*a^2*b^5*c^2*y*z^2 + 8*a^5*b*c^3*y*z^2 + 24*a^4*b^2*c^3*y*z^2 -   12*a^3*b^3*c^3*y*z^2 - 12*a^4*b*c^4*y*z^2 - 6*a^3*b^2*c^4*y*z^2 +   3*a^2*b^3*c^4*y*z^2 + 6*a^3*b*c^5*y*z^2 - a^2*b*c^6*y*z^2 = 0