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