article_snippet: Four of the most recently executed prisoners were strapped to wooden planks with a type of rubber used to make the inside of car tyres.
article_snippet: Four of the most recently executed prisoner were strapped to wooden planks with rubber that is used to make the inside of car tyres .
article_snippet: Dutchman Ang Kiem Soe, Brazilian Marco Archer Cardoso Moreira, Nigerian Daniel Enemuo and Malawi's Namaona Denis were all put on hardwood teak planks, which were two metres tall and 40 centimetres wide.
article_snippet: hardwood teak planks, which were two metres tall and 40 centimetres wide were not fixed to the ground so the most recently executed prisoners could move around or fall when the most recently executed prisoners were shot.
highlights_snippet: In January, doomed inmates were strapped to two-metre hardwood planks .
  
highlights_snippet: Four men were strapped with rubber to the boards that were not secured .
  