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