Table:
0
A
B
C
D
E
F
1
Year
Finish position
1st day
2nd day
3rd day
4th Day
2
2008
57th
rowed-over
rowed-over
rowed-over
rowed-over
3
2009
55th
bumped Downing
rowed-over
bumped Clare Hall
rowed-over
4
2010
53rd
rowed-over
bumped Queens'
rowed-over
bumped Wolfson
5
2011
46th
bumped 1st & 3rd Trinity
double over-bumped Fitzwilliam
rowed-over
bumped Robinson
6
2012
44th
bumped Jesus
bumped King's
bumped 1st & 3rd Trinity
bumped Churchill

Questions and formulas:
Question: How many years have a 4th Day of bumped wolfson?
Formula: ROWS(UNIQUE(FILTER(A1, F1="bumped wolfson")))
Formula2: ROWS(UNIQUE(FILTER(A2:A6, F2:F6="bumped wolfson")))
Level: medium
Question: Which 3rd day has a 4th Day of rowed-over, and a Finish position of 55th?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,(F1="rowed-over")*(B1="55th")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,(F2:F6="rowed-over")*(B2:B6="55th")),5))
Level: medium
Question: Which Finish position has a 4th Day of bumped robinson?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,F1="bumped robinson"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,F2:F6="bumped robinson"),2))
Level: medium
Question: Which 1st day has a 3rd day of bumped 1st & 3rd trinity?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="bumped 1st & 3rd trinity"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F6,E2:E6="bumped 1st & 3rd trinity"),3))
Level: medium