Pattern

A pattern is simply a collection of pieces in some region of the board. The region may be near an edge, such as the Ziggurat



or it could be anywhere in the board, such as the basic bridge:

.

A pattern can be as large as you like -- for example here is a pattern: the only known single-stone 6th row edge template.

R6 C14 Sa1 Sb1 Sc1 Sd1 Se1 Sf1 Sg1 Sh1 Rj1 Sl1 Sm1 Sn1 Sa2 Sb2 Sc2 Sd2 Se2 Sf2 Sm2 Sn2 Sa3 Sb3 Sc3 Sd3 Sn3 Sa4 Sb4 Sa5

The starred hexes are not part of the pattern (they are only there because no-one has taken the trouble to find out how to remove them).