Your goal is to find the secret four-color code. The following colors are possible: red, blue, brown, green, black, white.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['red', 'white', 'blue', 'green']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['red', 'red', 'brown', 'blue']. Hint: one color is in the secret code but in the wrong position.
Guess: ['blue', 'blue', 'black', 'green']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['blue', 'green', 'blue', 'white']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
A B C D
blue, white, green, black black, black, red, brown black, green, blue, red white, red, white, green