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