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