start pandoc timeline.md -f markdown -t html -o timeline.html
start pandoc timeline_part2.md -f markdown -t html -o timeline_part2.html
start pandoc timeline_part3.md -f markdown -t html -o timeline_part3.html
start pandoc timeline_part5.md -f markdown -t html -o timeline_part5.html
pandoc timeline_part4.md -f markdown -t html -o timeline_part4.html