m := 2;
n := 7;
g := 4;
F := Rationals();
R<u,v>:=PolynomialRing(F,2);
X := (u^2 + u)*v^3 + (u^3 + 2*u^2 - u - 1)*v^2 + (u^3 - u^2 - 4*u - 1)*v - u^2 - u;
q := (u+v)/(v-u);
t := (u-v)*(u+v)*(u+v+2)/(u^3+u^2*v+2*u^2+u*v^2+2*u*v+v^3+2*v^2);
E := [0,t^2-2*q*t-2,0,-(t^2-1)*(q*t+1)^2,0];
P := [R!0,0];
Q := [(t+1)*(q*t+1),t*(q*t+1)*(t+1)];