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