Blend line 3 with line 2
Blend line 5 with line 4
Blend line 7 with line 6
Blend line 9 with line 8
Blend Line 11 with line 10
Blend line 13 with line 12
Blend line 15 with line 14
Blend line17 with line 16
1.
Blend line 19 with line 18
2.
Blend line 21 with line 20
*