Table:
Club	Played	Won	Drawn	Lost	Points For	Points Against	Points Difference	Tries For	Tries Against	Try Bonus	Losing Bonus	Points

1	Saracens (RU)	22	19	0	3	629	353	276	68	39	10	1	87

2	Northampton Saints (CH)	22	16	2	4	604	350	254	72	31	7	3	78

3	Leicester Tigers (SF)	22	15	2	5	542	430	112	59	41	7	3	74

4	Harlequins (SF)	22	15	0	7	437	365	72	43	33	4	3	67

5	Bath	22	14	2	6	495	388	107	48	38	4	3	67

6	Sale Sharks	22	12	0	10	432	399	33	46	40	3	6	57

7	London Wasps	22	9	0	13	451	533	-82	48	56	4	9	49

8	Exeter Chiefs	22	9	0	13	426	480	-54	40	51	2	7	45

9	Gloucester	22	8	0	14	440	539	-99	46	60	4	8	44

10	London Irish	22	7	0	15	396	496	-100	40	49	2	6	36

11	Newcastle Falcons	22	3	0	19	281	544	-263	23	62	2	8	22

12	Worcester Warriors (R)	22	2	0	20	325	581	-256	31	64	1	7	16

How many rows and columns does this table have? Output the final answer in the JSON format {"row_number": "m", "column_number": "n"}. For instance, if the table has 5 rows and 4 columns, the answer would be {"row_number": "5", "column_number": "4"}

This table has 13 rows and 14 columns. Thus, the final answer is {"row_number": "13", "column_number": "14"}.