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