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