set terminal dumb enhanced
#set terminal caca driver ncurses color enhanced size 80,43 inverted charset ascii

set datafile separator ","
set key autotitle columnhead

plot filename with points
#plot filename using 1:2 with points #1=x 2=y
#
#plot filename using 1:2 with points lc rgb "red",\
#     filename using 1:3 with points lc rgb "cyan",\
#     filename using 1:4 with points lc rgb "white"