红牛

红 = 工 + 纟 : Mnemonic symbol: a little red book.

Helga Horse (hu) is reading the little red book (红) in the engine's kitchen ((e)ng2), when she discovers that it is being eaten by a silk worm (纟). She overreacts a little and wants to beat the silk worm with a steel beam (工).

牛 = 𠂉 + 十 : A bull has been locked to a big cross in the outhouse's kitchen, and Nefertiti has the key. She promises to free the bull if he pledges allegiance to her leadership.