set terminal gif font 'calibri,12' size 1400,600 enhanced set output 'splot_spaces_comparison.gif' unset key set multiplot layout 1,2 set title 'File with spaces' font 'calibri,20' splot 'splot_data_with_spaces.txt' with lines set title 'File without spaces' font 'calibri,20' splot 'splot_data_without_spaces.txt' with lines unset multiplot