"Where is the woman with toothache?" what's the meaning

In other words, an alcoholic went to the street to buy wine and suddenly caught a glimpse of a notice posted in a hotel on the corner: "As long as you complete three difficult problems, you can drink wine for free for one year"! ! The drunkard saw that it was now or never, so he went in and asked the bartender to have a few drinks first. The bartender said, "Are you going to challenge three difficult problems?" The drunk said, "All right." "First of all, you must finish this cup of tequila with pepper in one breath." "Second, there is a hippo with a toothache in our backyard for a long time. You must pull out its teeth. " "Third. See the apartment opposite? There is a woman who has not been satisfied for a long time. You have to satisfy her. " Hearing this, the drunkard was eager to try, so he drank the tequila in one breath. Suddenly, he felt that the whole person was going to burn, and he rushed to the backyard with all his strength. The screams of hippos came from the backyard immediately. After a while, the drunk rushed out and asked the bartender loudly, "Come on! Where do you think the woman with a toothache is? "