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