A woman who fractured her neighbour 's skull with a claw hammer has told the jury that she 'only wanted to knock him out ' . Lisa Williams , 49 , admitting hitting David Coleman , 54 , three times in the head with the hammer after a long-running dispute between their two families about a fence . But she claimed she was acting in self-defence after Mr Coleman got into a fight with her brother and told the court she has 'learned you do n't knock people out with hammers ' . The families had been 'neighbours at war ' for eight years and Mr Coleman claimed the Williams would throw dog faeces into the garden and bang on walls at night to stop them sleeping . Lisa Williams , 49 , ( left ) admitting hitting David Coleman , 54 , ( right ) three times in the head with the hammer after a long-running dispute between their two families about a fence . Mr Coleman from Chingford , north-east London , also claimed Williams hated him because he looked like her ex-partner . A brawl erupted in June 2013 when Mr Coleman confronted Williams ' brother Jonathan about mud smeared all over his front bay windows , Snaresbrook Crown court heard . Jonathan Williams was said to have got the upper hand in the fight and pinned Mr Coleman to the ground before his sister emerged from their house brandishing a hammer . A brawl erupted when Mr Coleman confronted Williams ' brother about mud smeared on his windows , Snaresbrook Crown court ( pictured ) heard . Williams admitted striking Mr Coleman three times to the head with the hammer but claims she was acting in self-defence and denied causing grievous bodily harm with intent . ' I hit him three times on the head with the hammer , the third time I used more [ force ] than I used for the first two , I wanted to knock him out , I wanted him to stop , ' she said . When asked if she had stopped to think what type of injury a hammer blow would cause she said : 'No , I 've since learned you do n't knock people out with hammers - I thought he was going to kill us . ' She claimed at one point in the fight Mr Coleman was straddling her , saying : ' I think I was concussed , it was so quick - I was concussed , I was woolly headed and what followed was as a result of being woolly headed . 'It was awful , I could n't think straight , Jonathan was trying to release Mr Coleman 's grip from him - he would n't let go and he kept flailing his legs out at my brother 's legs . ' ' I was horrified , it 's like you 're fighting for your life , it 's like the whole world is caving in . ' She claimed that she stopped when her brother managed to grab the hammer out of her hands . Other witnesses claim it was a third neighbour Bernard Mason , who ran from his home to break up the fight and disarm Williams . His wife Pamela Mason was forced to sit on her to restrain her until the police arrived , it has been claimed . The trial continues . Sorry we are not currently accepting comments on this article .
Lisa Mr Coleman , 49 , admitted bludgeoning neighbour in head with hammer . David Coleman 's skull was fractured during the attack in June 2013 . Families had been 'neighbours at war ' for years due to dispute over fence . Mr Coleman ' brother Jonathan got in fight with Williams over smeared mud . Lisa said she was defending herself and only meant to knock Coleman out . She denied causing grievous bodily harm during earlier hearing .