[a] mom is [a] human . 
0 ###LEFT-WALL### 2 mom
2 mom 3 is
3 is 5 human
5 human 6 .

[a] dad is [a] human . 
0 ###LEFT-WALL### 2 dad
2 dad 3 is
3 is 5 human
5 human 6 .

[a] mom is [a] parent . 
0 ###LEFT-WALL### 2 mom
2 mom 3 is
3 is 5 parent
5 parent 6 .

[a] dad is [a] parent . 
0 ###LEFT-WALL### 2 dad
2 dad 3 is
3 is 5 parent
5 parent 6 .

[a] son is [a] child . 
0 ###LEFT-WALL### 2 son
2 son 3 is
3 is 5 child
5 child 6 .

[a] daughter is [a] child . 
0 ###LEFT-WALL### 2 daughter
2 daughter 3 is
3 is 5 child
5 child 6 .

[a] son is [a] human . 
0 ###LEFT-WALL### 2 son
2 son 3 is
3 is 5 human
5 human 6 .

[a] daughter is [a] human . 
0 ###LEFT-WALL### 2 daughter
2 daughter 3 is
3 is 5 human
5 human 6 .

[a] mom likes cake . 
0 ###LEFT-WALL### 2 mom
2 mom 3 likes
3 likes 4 cake
4 cake 5 .

[a] daughter likes cake . 
0 ###LEFT-WALL### 2 daughter
2 daughter 3 likes
3 likes 4 cake
4 cake 5 .

[a] son likes sausage . 
0 ###LEFT-WALL### 2 son
2 son 3 likes
3 likes 4 sausage
4 sausage 5 .

[a] dad likes sausage . 
0 ###LEFT-WALL### 2 dad
2 dad 3 likes
3 likes 4 sausage
4 sausage 5 .

cake is [a] food . 
0 ###LEFT-WALL### 1 cake
1 cake 2 is
2 is 4 food
4 food 5 .

sausage is [a] food . 
0 ###LEFT-WALL### 1 sausage
1 sausage 2 is
2 is 4 food
4 food 5 .

mom is [a] [human] now . 
0 ###LEFT-WALL### 1 mom
1 mom 2 is
2 is 5 now
5 now 6 .

dad is [a] [human] now . 
0 ###LEFT-WALL### 1 dad
1 dad 2 is
2 is 5 now
5 now 6 .

mom is [a] [parent] now . 
0 ###LEFT-WALL### 1 mom
1 mom 2 is
2 is 5 now
5 now 6 .

dad is [a] [parent] now . 
0 ###LEFT-WALL### 1 dad
1 dad 2 is
2 is 5 now
5 now 6 .

son is [a] [child] now . 
0 ###LEFT-WALL### 1 son
1 son 2 is
2 is 5 now
5 now 6 .

daughter is [a] [child] now . 
0 ###LEFT-WALL### 1 daughter
1 daughter 2 is
2 is 5 now
5 now 6 .

son is [a] [human] now . 
0 ###LEFT-WALL### 1 son
1 son 2 is
2 is 5 now
5 now 6 .

daughter is [a] [human] now . 
0 ###LEFT-WALL### 1 daughter
1 daughter 2 is
2 is 5 now
5 now 6 .

mom likes cake [now] . 
0 ###LEFT-WALL### 1 mom
1 mom 2 likes
2 likes 3 cake
3 cake 5 .

daughter likes cake [now] . 
0 ###LEFT-WALL### 1 daughter
1 daughter 2 likes
2 likes 3 cake
3 cake 5 .

son likes sausage [now] . 
0 ###LEFT-WALL### 1 son
1 son 2 likes
2 likes 3 sausage
3 sausage 5 .

dad likes sausage [now] . 
0 ###LEFT-WALL### 1 dad
1 dad 2 likes
2 likes 3 sausage
3 sausage 5 .

cake is [a] [food] now . 
0 ###LEFT-WALL### 1 cake
1 cake 2 is
2 is 5 now
5 now 6 .

sausage is [a] [food] now . 
0 ###LEFT-WALL### 1 sausage
1 sausage 2 is
2 is 5 now
5 now 6 .

mom was [a] [daughter] before . 
0 ###LEFT-WALL### 1 mom
1 mom 2 was
2 was 5 before
5 before 6 .

dad was [a] [son] before . 
0 ###LEFT-WALL### 1 dad
1 dad 2 was
2 was 5 before
5 before 6 .

mom was [not] [a] [parent] before . 
0 ###LEFT-WALL### 1 mom
1 mom 2 was
2 was 6 before
6 before 7 .

dad was [not] [a] [parent] before . 
0 ###LEFT-WALL### 1 dad
1 dad 2 was
2 was 6 before
6 before 7 .

mom liked cake [before] . 
0 ###LEFT-WALL### 1 mom
1 mom 2 liked
2 liked 3 cake
3 cake 5 .

dad liked sausage [before] . 
0 ###LEFT-WALL### 1 dad
1 dad 2 liked
2 liked 3 sausage
3 sausage 5 .

cake was [a] [food] before . 
0 ###LEFT-WALL### 1 cake
1 cake 2 was
2 was 5 before
5 before 6 .

sausage was [a] [food] before . 
0 ###LEFT-WALL### 1 sausage
1 sausage 2 was
2 was 5 before
5 before 6 .