Florence rooftops sketch

Haven't been sharing my sketches for the longest time on this blog so here's one.

Reference photo: https://flic.kr/p/29YEexM

Tools and supplies:
- Pelikan M200 with SketchINK
- Derwent Inktense watercolour paper
- Sakura white gel pen
- DS Anthraquinoid Scarlet (PR168)
- DS Deep Scarlet (PR175)
- DS Verditer Blue (PB28, PB36, PW4)
- DS Burgundy Yellow Ochre (PY43)
- Leftover yellow (?) from previous session