Minor Chords

6 :42: 6 :3: 4: 2
4th fret, 4th string
3rd fret, 2nd string

6 :42: 6 :3: 4: 2
E minor

6 :42: 6 :3: 4: 2
G

6 :42: 6 :3: 4: 2
E minor

6 :42: 6 :3: 4: 2
G with 2nd fret, 4th string
1st fret 2nd string

6 :42: 6 :3: 4: 2
E minor

6 :42: 6 :3: 4: 1
G

Repeat until its not true anymore.