A square of two halves......

After a very wet wild camping experience in Wales it was welcome relief to return to a warm sofa and curl up with my crochet hook. This square worked in two colours split on the diagonal was about all my tired brain could cope with:

The pattern can be found here:
http://signedwithanowl.blogspot.co.uk/2012/10/granny-arrows-tutorial-part-2-on-diag.html