import java.util.*;
import java.io.*;

class Node implements Comparable<Node>{
	int x,y;
	long cost;
	Node(int x, int y, long cost){
		this.x = x;
		this.y = y;
		this.cost = cost;
	}
	@Override
	public int compareTo(Node another){
		if(this.cost > another.cost) return 1;
		else if(this.cost < another.cost) return -1;
		else return 0;
	}
}

public class Main {
	static final int INF = 1<<30;
	static final long INFL = 1L<<60;
	static final int MOD = 1000000007;
	static final int MOD2 = 998244353;
	static List<List<Integer>> g;
	
	public static void main(String[] args) {
		FastScanner fs = new FastScanner();
		PrintWriter pw = new PrintWriter(System.out);
		int h = fs.nextInt();
		int w = fs.nextInt();
		int U = fs.nextInt();
		int D = fs.nextInt();
		int R = fs.nextInt();
		int L = fs.nextInt();
		long K = fs.nextLong();	
		long P = fs.nextLong();
		int sy = fs.nextInt() - 1;
		int sx = fs.nextInt() - 1;
		int ty = fs.nextInt() - 1;
		int tx = fs.nextInt() - 1;
		char[][] s = fs.nextCharMat(h, w);
		int[] dx = {1,-1,0,0};
		int[] dy = {0,0,1,-1};
		long[][] dist = new long[h][w];
		for(int i = 0; i < h; i++) Arrays.fill(dist[i],INFL);
		Queue<Node> que = new PriorityQueue<>();
		que.add(new Node(sx,sy,0));
		dist[sy][sx] = 0;
		while(!que.isEmpty()){
			Node node = que.poll();
			int x = node.x;
			int y = node.y;
			long cost = node.cost;
			if(cost > dist[y][x]) continue;
			for(int i = 0; i < 4; i++){
				int nx = x + dx[i];
				int ny = y + dy[i];
				if(nx < 0 || ny < 0 || nx > w-1 || ny > h-1) continue;
				if(s[ny][nx] == '#') continue;
				long ncost = 0;
				if(s[ny][nx] == '@') ncost += P;
				if(i == 0) ncost += R;
				else if(i == 1) ncost += L;
				else if(i == 2) ncost += D;
				else ncost += U;
				if(dist[ny][nx] > dist[y][x] + ncost){
					dist[ny][nx] = dist[y][x] + ncost;
					que.add(new Node(nx,ny,dist[ny][nx]));
				}
			}
		}
		if(dist[ty][tx] <= K) pw.println("Yes");
		else pw.println("No");
		pw.close();
	}
}

class FastScanner {
	private InputStream in = System.in;
	private byte[] buffer = new byte[1024];
	private int length = 0, p = 0;
	private boolean hasNextByte() {
		if (p < length) return true;
		else{
			p = 0;
			try{
				length = in.read(buffer);
			}catch(Exception e){
				e.printStackTrace();
			}
			if(length == 0) return false;
		}
		return true;
	}
	private int readByte() {
		if (hasNextByte() == true) return buffer[p++];
		return -1;
	}
	private static boolean isPrintable(int n) {
		return 33 <= n && n <= 126;
	}
	private void skip() {
		while (hasNextByte() && !isPrintable(buffer[p])) p++;
	}
	public boolean hasNext() {
		skip();
		return hasNextByte();
	}
	public String next() {
		if(!hasNext()) throw new NoSuchElementException();
		StringBuilder sb = new StringBuilder();
		int temp = readByte();
		while (isPrintable(temp)) {
			sb.appendCodePoint(temp);
			temp = readByte();
		}
		return sb.toString();
	}
	public int nextInt() {
		return Math.toIntExact(nextLong());
	}
	public int[] nextInts(int n) {
		int[] ar = new int[n];
		for (int i = 0; i < n; i++) ar[i] = nextInt();
		return ar;
	}
	public long[] nextLongs(int n) {
		long[] ar = new long[n];
		for (int i = 0; i < n; i++) ar[i] = nextLong();
		return ar;
	}
	public long nextLong() {
		if(!hasNext()) throw new NoSuchElementException();
		boolean minus = false;
		int temp = readByte();
		if (temp == '-') {
			minus = true;
			temp = readByte();
		}
		if (temp < '0' || '9' < temp) throw new NumberFormatException();
		long n = 0;
		while (isPrintable(temp)) {
			if ('0' <= temp && temp <= '9') {
				n *= 10;
				n += temp - '0';
			}
			temp = readByte();
		}
		return minus ? -n : n;
	}
	public char[] nextChars() {
		String s = next();
		return s.toCharArray();
	}
	public char[][] nextCharMat(int h, int w) {
		char[][] ar = new char[h][w];
		for(int i = 0; i < h; i++){
			String s = next();
			for(int j = 0; j < w; j++){
				ar[i][j] = s.charAt(j);
			}
		}
		return ar;
	}
}