Stitch pattern taken from: http://groupepp.com/dishbout/kpatterns/2coltweedst.html (but website is down now)
R1 & 2: contrast color R3 & 4: main color
Shown with a cast-on count of 5 stitches.
1 2 3 4 5 Horizontal repeats
1 2 3 4 5 Vertical repeats