Pretzel analysis http://www.pretzelcharts.com/ https://3.bp.blogspot.com/-mSo-rUXiEVM/W3bM6TX8M9I/AAAAAAAASLM/7Ab6w0jkFdYqBPlIVRrJCOluwm-53HN0gCLcBGAs/s1600/spx.png