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