史前

史 = 口 + 乂 : For a mission in the space station (Ø3) Sherlock Holmes (sh) has to find out the history (史) of a mandarin (口), so with a pair of pliers (乂) he took to the space station he squeezes the mandarin like an orange.

前 = 䒑 + 刖 : The Queen of Hearts is smoking some weed just inside the anthill's kitchen. She's so high that she thinks the lamp in front of her is the moon which wants to stab her with a kitchen knife.

前 = 䒑 + 刖 : Mnemonic symbol: a front panel.