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