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