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