Editing Soma cube (section)

==Pieces==
The seven Soma pieces are six [[polycube]]s of order four, and one of order three:
{|
| [[Image:Soma-ra.svg|60x40px]]
| align="center"|Piece 1, {{nowrap|or "V".}}
|-
| [[Image:Soma-l.svg|60x40px]]
| align="center"|Piece 2, {{nowrap|or "L":}}
| A row of three blocks with one added below the left side.
|-
| [[Image:Soma-t.svg|60x40px]]
| align="center"|Piece 3, {{nowrap|or "T":}}
| A row of three blocks with one added below the center.
|-
| [[Image:Soma-s.svg|60x40px]]
| align="center"|Piece 4, {{nowrap|or "Z":}}
| Bent tetromino with block placed on outside of clockwise side.
|-
| [[Image:Soma-rscrew.svg|60x40px]]
| align="center"|Piece 5, {{nowrap|or "A":}}
| Unit cube placed on top of clockwise side. [[Chirality (mathematics)|Chiral]] in 3D. {{nowrap|(Left arm)}}
|-
| [[Image:Soma-lscrew.svg|60x40px]]
| align="center"|Piece 6, {{nowrap|or "B":}}
| Unit cube placed on top of anticlockwise side. Chiral in 3D. {{nowrap|(Right arm)}}
|-
| [[Image:Soma-branch.svg|60x40px]]
| align="center"|Piece 7, {{nowrap|or "P":}}
| Unit cube placed on bend. Not chiral in 3D.<ref>{{cite web|last=Bundgaard|first=Thorleif|title=Why are the pieces labelled as they are|url=http://www.fam-bundgaard.dk/SOMA/NEWS/N111114.HTM|work=SOMA News|access-date=10 August 2012}}</ref>
|}
[[Image:Soma-cube-disassembled.jpg|thumb|An easier variant of the puzzle, where alternating cubes have different colors]]