diff --git a/src/documentation/patterns/ziffers/ziffers_tonnetz.ts b/src/documentation/patterns/ziffers/ziffers_tonnetz.ts
index ff0decc..1675c44 100644
--- a/src/documentation/patterns/ziffers/ziffers_tonnetz.ts
+++ b/src/documentation/patterns/ziffers/ziffers_tonnetz.ts
@@ -101,10 +101,24 @@ Tetra transformations can be applied to seventh chords using the <ic>tetraTonnet
 
 * p: p12, p14, p18, p19
 * l: l13, l15, l71
-* r:  r12, rr19
+* r: r12, rr19
 * q: q15, qq51
 * n: n51
 
+${makeExample(
+  "Transform seventh chord from chromatic scale",
+  `
+  z1("1.0 047{10}")
+  .scale('chromatic')
+  .tetraTonnetz("o p18 q15 l13 n51 p19 q15")
+  .sound("sawtooth")
+  .cutoff(500 + usine(1/8) * 2000)
+  .adsr(.5,0.05,0.25,0.5)
+  .dur(2.0)
+  .out()`,
+  true,
+)}
+
 ### m7: minor 7th chords
 
   * p: p12, p23, p26
@@ -155,8 +169,6 @@ Tetra transformations can be applied to seventh chords using the <ic>tetraTonnet
   * r: rr19, rr39, rr98
   * q: qq98
 
-### Examples:
-
 ## Cyclic methods
 
 In addition to the transformations, Ziffers implements cyclic methods that can be used to cycle through the tonnetz space. Cyclic methods turns individual pitch classes to chords using the tonnetz. The cyclic methods are: