B 0 1 0 child human 0 0 C 0 2 0 saw.a sees wants writes 0 0 0 0 D 0 3 0 knocked on sawed 0 0 0 E 0 4 0 cake.b sausage.b 0 0 F 0 5 0 hammer saw.b 0 0 G 0 6 0 before now 0 0 H 0 7 0 liked likes 0 0 J 0 8 0 her his to 0 0 0 K 0 9 0 cake.a sausage.a 0 0 L 0 10 0 daughter son 0 0 M 0 11 0 board.a board.b 0 0 N 0 12 0 binoculars telescope 0 0 O 0 13 0 are has with 0 0 0 P 0 14 0 be chalk.a 0 0 Q 0 15 0 dad mom 0 0 R 0 16 0 of 0 S 0 17 0 directors 0 T 0 18 0 food is not parent was 0 0 0 0 0 U 0 19 0 tool 0 V 0 20 0 a the wood 0 0 0