Your goal is to find the secret four-color code. The following colors are possible: red, pink, brown, white, green, blue.
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: ['white', 'blue', 'brown', 'pink']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['red', 'pink', 'white', 'pink']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['white', 'pink', 'red', 'blue']. 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
green, green, brown, brown brown, white, red, pink green, blue, red, white white, white, pink, white