property the_title : "Gouge Away"
property the_artist : "Pixies"
property the_playlist : "Library"
property start_here : 23 -- set to 0 to begin at the beginning
property stop_after : 0 -- set to 0 to disable

tell application "iTunes"
	set the matches to (every track of playlist the_playlist whose name is the_title) as list
	if the (count of matches) > 0 then
		if the (count of matches) = 1 then
			set the_track to item 1 of matches
		else
			repeat with t from 1 to the (count of matches)
				if the artist of item t of matches is the_artist then
					set the_track to item t of matches
					exit repeat
				end if
			end repeat
		end if
		play the_track
		set player position to start_here
		if stop_after > 0 then
			delay stop_after + 1
			pause
		end if
	else
		display dialog "No song matches. Please confirm details." buttons {"Yikes!"} default button 1
	end if
end tell