Final words. (Top) ERP recorded at left and right occipito/temporal sites as a function of sentence type. The arrows indicate the effect of sentence type on N2 amplitude over the left hemisphere. (Bottom) Coronal, axial and sagittal views of swLORETA source reconstruction computed on the difference wave idiomatic minus literal for the 270-300 ms time window. Grid spacing = 10 mm; estimated SNR = 3.