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