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