#include <cstdio> int f[10][10][10]; bool vis[10][10][10]; int dp(int a, int b, int c) { if (vis[a][b][c]) return f[a][b][c]; int& ans = f[a][b][c]; vis[a][b][c] = true; for (int i = 0; i < b; ++i) if (!dp(a, i, c)) return ans = 1; for (int i = 0; i < c; ++i) if (!dp(a, b, i)) return ans = 1; if (a && !dp(a - 1, b, c)) return ans = 1; return ans = 0; } int main() { for (int i = 0; i < 10; ++i) for (int j = 0; j < 10; ++j) { vis[0][i][j] = true; f[0][i][j] = 1; } int n; while(scanf("%d",&n)==1) { int a,b,c,d; int aa,bb,cc,dd; scanf("%d%d%d%d",&a,&b,&c,&d); scanf("%d%d%d%d",&aa,&bb,&cc,&dd); a=aa-a-1; b=bb-b-1; c=cc-c-1; int ans = dp(a, b, c); if(ans==1) printf("%s ",n==0?"Red":"Black"); else printf("%s ",n==1?"Red":"Black"); } return 0; }