#define _CRT_SECURE_NO_WARNINGS
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
#include <bits/stdc++.h>
#define R 3
#define U 0
#define D 1
#define L 2
using namespace std;
int nxt[4][2] = {{0, 1}, {0, -1}, {-1, 0}, {1, 0}};
char mp[20][20];
int n;
bool tex(int x, int y)
{
    if (x <= n && x >= 1 && y >= 1 && y <= n)
    {
        if (mp[x][y] != '#')
            return true;
        else
            return false;
    }
    return false;
}
void tx(int x, int y) {
    if (tex(x-1,y)&&mp[x-1][y]=='T')
}

int main()
{
 
    scanf("%d", &n);
    int sx, sy, tx, ty;
    for (int i = 1; i <= n; i++)
    {
        scanf("%s", mp[i]);
        for (int j = n; j > 0; j--)
        {
            mp[i][j] = mp[i][j - 1];
            if (mp[i][j] == 'S')
            {
                sx = i;
                sy = j;
            }
            if (mp[i][j] == 'T')
            {
                tx = i;
                ty = j;
            }
        }
    }
    int nx = sx, ny = sy, tohe = R;
    int wx = sx, wy = sy + 1;
    while (mp[nx][ny] != 'T')
    {
        if (tohe == R)
        {
            if (tex(nx + 1, ny + 1) && tex(nx , ny+1) )
            {
                printf("D");
                tohe = D;
                nx = nx + 1;
                ny = ny + 1;
            }
            else if (tex(nx, ny+1))
            {
                printf("D");
                nx = nx + 1;
            }
            else if (tex(nx-1, ny))
            {
                printf("D");
                tohe = U;
            }
            else
            {
                printf("D");
                tohe = L;
            }
            

        }

		else if (tohe == U)
        {
            if (tex(nx - 1, ny + 1) && tex(nx - 1, ny) )
            {
                printf("R");
                tohe = D;
                nx = nx - 1;
                ny = ny + 1;
            }
            else if (tex(nx - 1, ny))
            {
                printf("R");
                nx = nx - 1;
            }
            else if (tex(nx, ny - 1))
            {
                printf("R");
                tohe = L;
            }
            else
            {
                printf("R");
                tohe = D;
            }
        }

		else if (tohe == L)
        {
            if (tex(nx - 1, ny - 1) && tex(nx, ny-1) )
            {
                printf("U");
                tohe = U;
                nx = nx - 1;
                ny = ny - 1;
            }
            else if (tex(nx, ny-1))
            {
                printf("U");
                ny = ny - 1;
            }
            else if (tex(nx+1, ny))
            {
                printf("U");
                tohe = D;
            }
            else
            {
                printf("U");
                tohe = R;
            }
        }

		else if (tohe == D)
        {
            if (tex(nx + 1, ny - 1) && tex(nx + 1, ny) )
            {
                printf("L");
                tohe = L;
                nx = nx + 1;
                ny = ny - 1;
            }
            else if (tex(nx + 1, ny))
            {
                printf("L");
                nx = nx + 1;
            }
            else if (tex(nx, ny + 1))
            {
                printf("L");
                tohe = R;
            }
            else
            {
                printf("L");
                tohe = U;
            }
        }
    }
    return 0;
}