how many left handed pitchers have started a game against the red sox

How many left handed pitchers have started in the regular season a game against the red sox?

Interpreted as:

	NAME	GS	G	W	L	W%	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Mike Donlin M. Donlin		0
2	Cy Seymour C. Seymour		0
3	Jack Hayden J. Hayden		0
4	Billy Milligan B. Milligan	1	1	0	1	.000	6.30	0	1	0	0	10.0	15	7	8	1	5	0	0	49	0	0.00	4.50	0.00	0.90	0.0	10.2	2.00	.326	7.20	13.50
5	Wiley Piatt W. Piatt	9	9	4	4	.500	2.51	30	8	1	0	75.1	72	21	29	2	11	2	0		1	3.58	1.31	2.73	0.24		4.0	1.10	.308	3.46	8.60
6	Casey Patten C. Patten	32	36	13	17	.433	1.89	104	27	2	0	280.2	309		142	6	62	12	4		2	3.33	1.99	1.68	0.19		5.9	1.32	.351	4.55	9.91
7	Watty Lee W. Lee	14	14	6	7	.462	3.55	39	11	2	0	109.0	107		61	8	21	4	0		0	3.22	1.73	1.86	0.66		5.4	1.17	.309	5.04	8.83
8	Ed Siever E. Siever	32	40	16	14	.533	1.90	93	24	1	2	288.1	301		136	5	45	10	7		6	2.90	1.40	2.07	0.16		4.7	1.20	.372	4.25	9.40
9	Jack McCarthy J. McCarthy		0
10	John Skopec J. Skopec	2	2	1	1	.500	5.06	4	2	0	0	16.0	21	9	11	0	9	1	0	79	0	2.25	5.06	0.44	0.00	5.1	11.4	1.88	.323	6.19	11.81
11	Zaza Harvey Z. Harvey	2	4	0	2	.000	3.57	3	1	0	0	17.2	16		12	2	10	1	2		0	1.53	5.09	0.30	1.02		25.0	1.47	.583	6.11	8.15
12	Bill Hallman B. Hallman		0
13	Pete Dowling P. Dowling	6	6	1	5	.167	4.41	18	6	0	0	49.0	63	24	34	0	16	2	0	224	4	3.31	2.94	1.13	0.00	8.0	7.1	1.61	.335	6.24	11.57
14	Jerry Nops J. Nops	4	4	3	1	.750	4.37	10	4	1	0	35.0	38	17	24	0	8	2	0	158	1	2.57	2.06	1.25	0.00	6.3	5.1	1.31	.275	6.17	9.77
15	Frank Foreman F. Foreman	4	4	1	3	.250	4.19	6	4	0	0	34.1	49	16	26	2	13	2	0	164	1	1.57	3.41	0.46	0.52	3.7	7.9	1.81	.333	6.82	12.84
16	Matty McIntyre M. McIntyre		0
17	Eddie Plank E. Plank	82	94	49	31	.613	1.25	339	65	8	2	691.0	596		230	10	154	30	11		15	4.42	2.01	2.20	0.13		5.8	1.09	.277	3.00	7.76
18	Russ Hall R. Hall		0
19	Jiggs Donahue J. Donahue		0
20	Snake Wiltse S. Wiltse	6	7	1	5	.167	4.97	16	6	0	1	58.0	81		37	4	5	2	1		0	2.48	0.78	3.20	0.62		2.2	1.48	.376	5.74	12.57
21	Bill Cristall B. Cristall	1	1	1	0	1.000	0.00	1	1	1	0	9.0	5	0	0	0	3	0	0	34	0	1.00	3.00	0.33	0.00	2.9	8.8	0.89	.167	0.00	5.00
22	Jimmy Ryan J. Ryan		0
23	Charlie Shields C. Shields	3	4	1	2	.333	3.00	10	3	0	0	27.0	35	9	19	0	6	0	1		1	3.33	2.00	1.67	0.00		5.3	1.52	.357	6.33	11.67
24	Topsy Hartsel T. Hartsel		0
25	Jesse Burkett J. Burkett		0