import std.algorithm, std.container, std.conv, std.math, std.range, std.typecons, std.stdio, std.string;

auto rdsp(){return readln.splitter;}
void pick(R,T)(ref R r,ref T t){t=r.front.to!T;r.popFront;}
void readV(T...)(ref T t){auto r=rdsp;foreach(ref v;t)pick(r,v);}
void readA(T)(size_t n,ref T[]t){t=new T[](n);auto r=rdsp;foreach(ref v;t)pick(r,v);}

void main()
{
  int n, m, xc, yc; readV(n, m, xc, yc);
  int[] x; readA(n, x);
  int[] y; readA(m, y);

  x ~= xc; y ~= yc;
  writeln(x.reduce!max < y.reduce!min ? "No War" : "War");
}
