import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;

class Main {
	private static List<ArrayList<String>> storage;
	private static int mainField = 0;
	private static int query = 0;
	
	public Main() {
		storage = new ArrayList<ArrayList<String>>();
	}
	
	public static void readFromInternFile() throws IOException {
		BufferedReader br = null;
		try {
			br = new BufferedReader(new InputStreamReader(
					new FileInputStream("convertor.in"), "UTF8"));
			String line = br.readLine();

			if(line != null) processLine(line);			
			while((line = br.readLine()) != null) {
				processLine(line);
			}
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} finally {
			br.close();
		}
	}
	
	public static void printCSVinFile() throws FileNotFoundException, UnsupportedEncodingException {
		PrintWriter pw = new PrintWriter("convertor.out","UTF8");
		int size = storage.size();
		for(int j = 0; j < size; j++) {
			for(int k = 0; k < storage.get(j).size(); k++) {
				pw.print(storage.get(j).get(k) + ",");
			}
			pw.println();
		}
		pw.close();
	}
	
	public static void processLine(String line) throws FileNotFoundException, UnsupportedEncodingException {
		String[] helper;
		helper = line.split("\\{|\\}");
		int current = 0;

		while(current < helper.length) {
			if(helper[current].contains("[")) {
				storage.add(new ArrayList<String>());
				storage.add(new ArrayList<String>());
				query++;
				mainField = 0;
				current++;
				continue;
			}

			if(helper[current].contains("]")) {
				break;
			}

			String[] auxiliary = helper[current].split("\"");
			int auxiliaryContor = 0;
			for(int j = 0; j < auxiliary.length; j++) {
				String[] auxiliary2 = auxiliary[j].split(",");
				if(auxiliary2.length == 0) {continue;}
				
				auxiliary[j] = auxiliary2[0];
				if(auxiliary[j].contains(":")) {
					auxiliary[j] = auxiliary[j].split(":")[1];
				}
				while(auxiliary[j].startsWith(" ")) auxiliary[j] = auxiliary[j].substring(1);

				if(auxiliary[j].length() == 0) {continue;}
				if(mainField != 0) {
					storage.get(mainField).add(auxiliary[j]);
					mainField = 0;
				} else {
					if(storage.get(0).indexOf(auxiliary[j]) == 0) {
						query++;
						mainField = query;
						storage.add(new ArrayList<String>());
						continue;
					}

					if(storage.get(0).contains(auxiliary[j])) {
						mainField = query;
						continue;
					}
					storage.get(0).add(auxiliary[j]);
					mainField = query;
				}
			}
			current++;
		}
		printCSVinFile();
	}

	public static void main(String[] args) throws IOException {
		Main tester = new Main();
		readFromInternFile();	
	}
}