Table:
0
A
B
C
D
E
F
G
H
I
1
Result
Date
Race
Venue
Group
Distance
Weight (kg)
Jockey
Winner/2nd
2
2nd
2 Sep 1995
Roman Consul Stakes
Randwick
G3
1200 m
55
G. Cooksley
1st - Our Maizcay
3
Won
16 Sep 1995
Heritage Stakes
Rosehill
LR
1300 m
55.5
G. Cooksley
2nd - Mi Modest
4
Won
2 Oct 1995
Stan Fox Stakes
Randwick
G3
1400 m
55
G. Cooksley
2nd - Encores
5
3rd
14 Oct 1995
Caulfield Guineas
Caulfield
G1
1600 m
55.5
D. Gauci
1st - Our Maizcay
6
Won
28 Oct 1995
Cox Plate
Moonee Valley
G1
2040 m
48.5
S. Dye
2nd - Mahogany
7
2nd
4 Nov 1995
Victoria Derby
Flemington
G1
2500 m
55.5
S. Scriven
1st - Nothin' Leica Dane
8
2nd
24 Feb 1996
Hobartville Stakes
Warwick Farm
G2
1400 m
55.5
G. Cooksley
1st - Nothin' Leica Dane
9
Won
9 Mar 1996
Canterbury Guineas
Canterbury
G1
1900 m
55.5
D. Beadman
2nd - Filante
10
Won
23 Mar 1996
Rosehill Guineas
Rosehill
G1
2000 m
55.5
D. Beadman
2nd - Saintly
11
Won
30 Mar 1996
Mercedes Classic
Rosehill
G1
2400 m
52
D. Beadman
2nd - Count Chivas

Questions and formulas:
Question: How many races is different distances does Rosehill Guineas compete in? 
Formula: ROWS(UNIQUE(FILTER(F1, C1="Rosehill Guineas")))
Formula2: ROWS(UNIQUE(FILTER(F2:F11, C2:C11="Rosehill Guineas")))
Level: medium