There are four famous sculptors Zhang Ming, Yang Gang, Li Qiang, and Liu Qing in City L. All the famous statues of the city in the past 20 years have been produced by one of them. All four of them have a habit: to work in the works after completion Lettering messages inconspicuous places. It is known that the messages of Zhang Ming and Yang Gang are always true, and the messages of Li Qiang and Liu Qing are always false. It is found that a famous figure carved by L City last year,. According to the above message, it can be determined that this image is carved by Li Qiang, so the content of the message should be. ['This image is not carved by Zhang Ming.', 'This image is not carved by Yang Gang.', 'This image was carved by Li Qiang.', 'This image is carved by Liu Qing.']