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