#include <iostream>
using namespace std;

char cv[1001];
char sol[1001];
int n;
void strCpy1(char des[], char src[]) {
    int i;
    for (i = 0;; i++) {
        if (src[i] == '\0') break;
        des[i] = src[i];
    }
    des[i] = '\0';
}

void strCpy2(char des[], char src[], int& num) {
    int i;
    for (i = 0;; i++) {
        if (src[i] == '\0') break;
        des[num++] = src[i];    
    }
    des[num] = '\0';
}

char* solve(int& t) {
    char pivot = cv[t];
    char tmp[1001];
    for (int i = 0; i < 1001; i++) tmp[i] = '\0';
    ++t;

    if (pivot == 'b' || pivot == 'w') {
        tmp[0] = pivot;
        return tmp;
    }
    char site[4][1001];
    strCpy1(site[2], solve(t));
    strCpy1(site[3], solve(t));
    strCpy1(site[0], solve(t));
    strCpy1(site[1], solve(t));
    tmp[0] = 'x';
    int num = 1;
    for (int i = 0; i < 4; i++)
        strCpy2(tmp, site[i], num);
    return tmp;
}

int main() {
    int tc;
    cin >> tc;
    while (tc--) {
        cin >> cv;
        int a = 0;
        strCpy1(sol, solve(a));
        for (int i = 0; sol[i] != '\0'; i++) cout << sol[i];
        cout << endl;
    }   
}