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