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