Complex sentence: The first, painted in Coleherne Road in 1934, is oil on canvas, displaying Janes's technique at this period of cutting lines into the paint with his pen-knife, to provide relief and focus.
Split into simpler sentences: The first, painted in Coleherne Road, in 1934, is oil on canvass. The method Janes used during this period was to cut lines into the paint with his pen-knife, to provide relief and focus.