package main import "fmt" func main() { var H, W, N int fmt.Scanf("%d %d", &H, &W) fmt.Scanf("%d", &N) type SK struct { S string K int } SKs := make([]SK, N) for i := 0; i < N; i++ { fmt.Scanf("%s %d", &SKs[i].S, &SKs[i].K) } h := 0 w := 0 for i := N - 1; i >= 0; i-- { if SKs[i].S == "R" { if SKs[i].K == h { w = (w - 1 + W) % W } }else { if SKs[i].K == w { h = (h - 1 + H) % H } } } if (w + h) % 2 == 0 { fmt.Printf("white") }else { fmt.Printf("black") } }