@RELATION golf
@ATTRIBUTE outlook {sunny,overcast, rain}
@ATTRIBUTE temperature integer
@ATTRIBUTE humidity integer
@ATTRIBUTE windy {false, true}
@ATTRIBUTE class {dont_play, play}


@DATA
sunny,    65, 85, false, dont_play
sunny,    80, 90,  true, dont_play
overcast, 83, 78, false, play
rain,     70, 96, false, play
rain,     68, 80, false, play  
rain,     65, 70, true, play