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