#include <algorithm>
#include <cmath>
#include <climits>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <fstream>
#include <iostream>
#include <list>
#include <map>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <vector>
#include <cassert>
#include <functional>

using namespace std;

#define LOG(...) printf(__VA_ARGS__)
//#define LOG(...)
#define FOR(i,a,b) for(int i=(int)(a);i<(int)(b);++i)
#define REP(i,n) for(int i=0;i<(int)(n);++i)
#define ALL(a) (a).begin(),(a).end()
#define RALL(a) (a).rbegin(),(a).rend()
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())
#define RSORT(c) sort((c).rbegin(),(c).rend())
#define CLR(a) memset((a), 0 ,sizeof(a))
#define WRAP(x,y,w,h) (0<=(x) && (x)<(w) && 0<=(y) && (y)<(h))

typedef long long ll;
typedef unsigned long long ull;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<vb> vvb;
typedef vector<vi> vvi;
typedef vector<vll> vvll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int dx[] = { -1, 0, 1, 0 }; const int dy[] = { 0, 1, 0, -1 };

struct UnionFind {
	vector<int> v;
	UnionFind(int n) : v(n) { for (int i = 0; i < n; i++) v[i] = i; }
	int  find(int x) { return v[x] == x ? x : v[x] = find(v[x]); }
	void unite(int x, int y) { v[find(x)] = find(y); }
};

int main() {
	int w, h, n, sx, sy, gx, gy;
	cin >> w >> h >> n >> sx >> sy >> gx >> gy;
	vvi cross_v(h, vi(w + 1, 0));
	vvi cross_w(h + 1, vi(w, 0));
	REP(i, n) {
		int ix, iy, time;
		cin >> ix >> iy >> time;
		string s;
		cin >> s;
		REP(j, time) {
			REP(k, s.length()) {
				int dir;
				switch (s[k])
				{
				case 'L':
					dir = 0;
					break;
				case 'D':
					dir = 1;
					break;
				case 'R':
					dir = 2;
					break;
				case 'U':
					dir = 3;
					break;
				}
				if (WRAP(ix + dx[dir], iy + dy[dir], w, h)) {
					if (dir == 0)
						cross_v[iy][ix]++;
					if (dir == 1)
						cross_w[iy + 1][ix]++;
					if (dir == 2)
						cross_v[iy][ix + 1]++;
					if (dir == 3)
						cross_w[iy][ix]++;
					ix += dx[dir];
					iy += dy[dir];
				}
			}
		}
	}
	int ans = 0;
	vvi dp(h + 1, vi(w + 1 + 1, 1e9));
	dp[sy][sx] = 0;
	priority_queue<pair<int, pair<int, int>>> Q;
	Q.push({ 0,{sy,sx} });
	while (!Q.empty()) {
		pair<int, pair<int, int>> q = Q.top();Q.pop();
		q.first *= -1;
		int qy = q.second.first;
		int qx = q.second.second;
		if (qx == gx&&qy == gy) {
			ans = q.first;
		}
		REP(i, 4) {
			int nx = qx + dx[i];
			int ny = qy + dy[i];
			if (WRAP(nx, ny, w+1, h+1)) {
				if(i==0)
					if (dp[ny][nx] > dp[qy][qx] + cross_w[qy][qx-1]) {
						dp[ny][nx] = dp[qy][qx] + cross_w[qy][qx-1];
						Q.push({ -dp[ny][nx],{ny,nx} });
					}
				if (i == 1)
					if (dp[ny][nx] > dp[qy][qx] + cross_v[qy][qx]) {
						dp[ny][nx] = dp[qy][qx] + cross_v[qy][qx];
						Q.push({ -dp[ny][nx],{ ny,nx } });
					}
				if (i == 2)
					if (dp[ny][nx] > dp[qy][qx] + cross_w[qy][qx]) {
						dp[ny][nx] = dp[qy][qx] + cross_w[qy][qx];
						Q.push({ -dp[ny][nx],{ ny,nx } });
					}
				if (i == 3)
					if (dp[ny][nx] > dp[qy][qx] + cross_v[qy-1][qx]) {
						dp[ny][nx] = dp[qy][qx] + cross_v[qy-1][qx];
						Q.push({ -dp[ny][nx],{ ny,nx } });
					}

			}
		}

	}
	cout << dp[gy][gx] << endl;
}

Measured memory_bytes: 9036