十
=
一
+
丨
:
Mnemonic symbol: a holy cross. Sherlock Holmes (sh-) is investigating a very strange thing he found in the kitchen of the space station (-2): A big pyramid made of ten (十) crosses (十), which are in turn made out of flutes (一) and dinosaur bones (丨).
七
=
一
+
乚
:
Mnemonic symbol: the Seven-Branched (七) Laser Sword. The Queen of Hearts (qi) is testing her new Seven-Branched Laser Sword (七) in front of the space station (Ø1). She's slicing flutes (一) and shovels (乚).