name: 'ben lipkowitz'
license: 'GPL2+'
urls: 
- 'http://heybryan.org/mediawiki/index.php/Skdb'
- 'http://fennetic.net/git/gitweb.cgi?p=skdb.git;a=blob_plain;f=screw.yaml'
- 'git://fennetic.net/git/skdb.git/'

tol: +-15micronewtons
stuff: 1..20 megatons
morestuff: !unit 
    string: 60gigajoules
#newton: !formula F = m*a
thread: !which foo, thread #thread depends on which value foo has
anotherstuff: !which stuff

foo:
- !screw
 grade: '3'
 length: 1in
 thread: !thread {diameter: in/4, form: UN, pitch: 20/rev}
- !screw
 grade: '3'
 length: 1in
 thread: !thread
    diameter: in/4
    form: UN 
    pitch: 20/rev