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