using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
 
public class Test
{
	public static void Main()
	{
		var test = "and ( [family]: \" trees \" or [family]: \" colors \" )";
		var result = Regex.Matches(test, @"\[family]:\s*""([^""]*)""")
		    .Cast<Match>()
		    .Select(m => m.Groups[1].Value.Trim())
		    .ToList();
        foreach (var s in result)
        	Console.WriteLine(s);
	}
}

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