mom saw dad with a saw [.] 
1 mom 2 saw
2 saw 3 dad
3 dad 4 with
4 with 6 saw
5 a 6 saw

dad saw mom with a saw [.] 
1 dad 2 saw
2 saw 3 mom
3 mom 4 with
4 with 6 saw
5 a 6 saw

mom saw dad before [.] 
1 mom 2 saw
2 saw 3 dad
2 saw 4 before

dad saw mom before [.] 
1 dad 2 saw
2 saw 3 mom
2 saw 4 before

son saw dad before [.] 
1 son 2 saw
2 saw 3 dad
2 saw 4 before

daughter saw mom before [.] 
1 daughter 2 saw
2 saw 3 mom
2 saw 4 before