Complex sentence: They indicate the decoy (claiming it has a desease that makes it smell like shoe polish and "get all orangey") but Pedriac isn't fooled and angrily shoots the cat, blowing it to pieces.
Split into simpler sentences: They indicate the decoy, claiming it has a disease that makes it smell like shoe polish and "get all orangey". Padraic isn't fooled and angrily shoots the cat, blowing it to pieces.