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