9
The solution to the problem is to use quarter rest in chord with the half note, so that NWC knows that the quarter at the end of the bar follows another quarter (rest) parallel to the half, not he half itself. You can make it invisible if you prefer.
!NoteWorthyComposerClip(2.0,Single)
|Bar
|TimeSig|Signature:4/4
|Chord|Dur:4th|Pos:#-7|Opts:Stem=Down|Dur2:Half|Pos2:1
|Note|Dur:4th|Pos:#-8|Opts:Stem=Down
|Chord|Dur:4th|Pos:-4|Opts:Stem=Up,Crescendo|Dur2:Half|Pos2:n-8^
|Note|Dur:4th|Pos:1|Opts:Stem=Up,Crescendo
|Bar
|TimeSig|Signature:3/4
|Chord|Dur:4th|Pos:-8|Opts:Stem=Down,Crescendo|Dur2:Half|Pos2:3
|RestChord|Dur:4th|Opts:Stem=Up,ArticulationsOnStem|Dur2:Half|Pos2:-2^
|Note|Dur:4th|Pos:#0|Opts:Stem=Up
|Bar
|TimeSig|Signature:4/4
|Chord|Dur:4th|Pos:-2|Opts:Stem=Down,Crescendo|Dur2:Half|Pos2:5
|Note|Dur:4th|Pos:b-2|Opts:Stem=Down,Crescendo
|Chord|Dur:4th|Pos:5|Opts:Stem=Up,Crescendo|Dur2:4th|Pos2:-3
|Chord|Dur:4th|Pos:5|Opts:Stem=Up,Crescendo|Dur2:4th|Pos2:b-3
|Bar
!NoteWorthyComposerClip-End