speaker	word	vowel	F1	F2
Chris	heed	i	271	2226
Chris	hid	I	480	1787
Chris	hayed	e	395	2129
Chris	head	E	593	1690
Chris	had	a	713	1560
Chris	hod	A	744	1152
Chris	HUD	v	617	1451
Chris	hawed	O	722	1086
Chris	hoed	o	472	1124
Chris	whod	u	346	1408