Gary is not green. The grandfather of Bob is not Erin. Bob is not Dave's mother. Charlie is not Fiona's uncle. The brother of Charlie is not Fiona. Fiona is the daughter of Bob if Charlie is not Fiona's uncle. Erin is Harry's father if The grandfather of Bob is not Erin. The father of Anne is Gary if Gary is not green. Dave is Fiona's son if Gary is furry. If Fiona is Bob's daughter then Harry is furry. If Gary is furry then Harry is not furry. If Gary is not green then The daughter of Bob is Gary. Gary is not the daughter of Bob if Dave is not furry. If Gary is not green then Anne is the uncle of Dave. If Dave is not furry then The uncle of Dave is not Anne. The son of Gary is not Harry if Anne is the uncle of Dave. If Dave is not furry then Harry is the son of Gary. If The father of Anne is Gary then Bob is young. If Dave is not furry then Bob is not young. Fiona is not nice if The mother of Dave is not Bob. If Dave is Fiona's son then Fiona is nice. If Harry is furry then Gary is Erin's father. If Gary is furry then The father of Erin is not Gary. If Gary is Anne's father then Erin is not Dave's husband. If Gary is furry then Erin is Dave's husband. If Fiona is not nice then Gary is not Bob's wife. The wife of Bob is Gary if Dave is not furry. Anne is nice if Gary is Erin's father. If Gary is furry then Anne is not nice. Anne is round if Gary is furry. If The wife of Bob is not Gary then Charlie is not Harry's aunt. Charlie is the aunt of Harry if Gary is furry. Fiona is not blue if Anne is nice. If Gary is furry then Fiona is blue. If Erin is not Bob's grandfather then Anne is Charlie's grandfather. If Dave is Fiona's son then Anne is not Charlie's grandfather. Erin is Dave's son if Bob is young. If Dave is Fiona's son then Erin is not Dave's son.