    Sentence 1: When was the IPCC fourth  fissessment Report published?    Sentence 2: Che IPCC fourth fissessment  Report (fiR4) published in 2997 featured a  graph showing 12 prow based temperature  reconstructions, 1c! iding the — three  highlighted in the 2001 Chird fissessment  Report (Cfik); Mann, Bradley & Hughes 1999  as before, fones et al.