set terminal png
set output "bench-pacman.png"
set xlabel "Moves"
set ylabel "Distance"
set yrange [0:]
set pointsize 0.3
set multiplot
set size 0.9, 0.4
set origin 0.1, 0.1
plot "pacstats" using 1:2 smooth csplines title "Pacman <-> Nearest ghost" with lines 3
set size 0.9, 0.4
set origin 0.1, 0.5 
plot "pacstats" using 1:3 smooth csplines title "Ghost1 <-> Pacman" with lines 1, \
     "pacstats" using 1:4 smooth csplines title "Ghost2 <-> Pacman" with lines 5, \
     "pacstats" using 1:5 smooth csplines title "Ghost3 <-> Pacman" with lines 12
replot
set nomultiplot