input: [Verse] 4 [King James Version] And it shall be, when he lieth down, that thou shalt mark the place where he shall lie, and thou shalt go in, and uncover his feet, and lay thee down; and he will tell thee what thou shalt do. "Now make sure of this: when he lies down, mark the place where he lies, go in, expose his feet, and lie down next to him. He will then tell you what to do next." [Analysis] 
output: This is the most controversial part of the whole Ruth story. Was Naomi telling Ruth to throw herself at Boaz? Exposing the feet at night when persons of the opposite sex were together was a very serious matter in that culture.