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