Given $z=f(x,y),x=x(u,v),y=y(u,v),$ with $x(0,2)=1$ and $y(0,2)=1,$ calculate $z_v(0,2)$ in terms of some of the values given in the table below.

$f_x(0,2)=4f_y(0,2)=p|x_u(0,2)|=b{y}_u(0,2)=r$

$f_x(1,1)=a{f}_y(1,1)=-4x_v(0,2)=s{y}_v(0,2)=c$

$z_v(0,2)=$