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