There are four famous sculptors in city L, Zhang Ming, Yang Gang, Li Qiang and Liu Qing. In the past 20 years, all celebrity statues in the city have been made by one of them. They all have a habit of engraving messages in inconspicuous places of the works after completion. 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. Now it is found that a celebrity statue carved in L City last year,
carved by Li Qiang, so the message content should be
This image was carved by Liu Qing