build/src/part-12.md: \
	 src/part-12/000.md \
	 src/part-12/020.md \
	 src/part-12/040.md \
	 src/part-12/060.md \
	 src/part-12/065.md \
	 src/part-12/080.md \
	 src/part-12/100.md \
	 src/part-12/110.md \
	 src/part-12/120.md \
	 src/part-12/140.md \