Table:
0
A
B
C
D
E
F
1
Yard Name
Location (city, state)
1st Ship Delivery Date
Ship Types Delivered
Total Number of Ways
total vessels built
2
Moore Dry Dock Company
Oakland, California
July 1940
C2 type, R2 type, C3 type
4 ways
__ ships for USMC (remainder for USN)
3
Bethlehem Steel Corp.
San Francisco, California
February 1941
C1 type
number
5 ships for USMC (remainder for USN)
4
Seattle-Tacoma Shipbuilding
Tacoma, Washington
April 1941
C1 type, C3 type, T1 type
8 ways
__ ships for USMC (remainder for USN)
5
Western Pipe & Steel Corp.
South San Francisco, California
April 1941
C1 type, C3 type
4 ways
__ ships for USMC
6
Kaiser Permanente (Richmond yard #1)
Richmond, California
August 1941
British Ocean type, EC2 type, VC2 type
7 ways
30 ships for UK, __ ships for USMC
7
Kaiser Permanente (Richmond yard #2)
Richmond, California
September 1941
EC2 type, VC2 type
12 ways
__ ships for USMC
8
Oregon Shipbuilding Co.
Portland, Oregon
January 1942
EC2 type, VC2 type
11 ways
__ ships for USMC
9
California Shipbuilding Corp. (CalShip)
Terminal Island, Los Angeles, California
February 1942
EC2 type, VC2 type
14 ways
__ ships for USMC
10
MarinShip Corp.
Sausalito, California
October 1942
EC2 type, T2 type
6 ways
__ ships for USMC
11
Pacific Bridge Co.
Alameda, California
December 1942
N3 type
2 ways (basins)
9 ships for USMC (remainder for USN)
12
Kaiser Company, Inc.
Swan Island, Portland, Oregon
December 1942
T2 type
8 ways
__ ships for USMC
13
Kaiser Cargo (Richmond yard #4)
Richmond, California
April 1943
S2 (LST) type, S2 (frigate) type, C1-M type
3 ways
__ ships for USMC
14
Kaiser Shipbuilding (Richmond yard #3)
Richmond, California
August 1943
C4 type
5 ways (basins)
__ ships for USMC

Questions and formulas:
Question: What was the delivery date when s2 (lst) type, s2 (frigate) type, c1-m type was delivered?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1="S2 (LST) type, S2 (frigate) type, C1-M type"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F14,D2:D14="S2 (LST) type, S2 (frigate) type, C1-M type"),3))
Level: medium
Question: What type of ships were delivered on October 1942?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,C1="October 1942"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F14,C2:C14="October 1942"),4))
Level: medium
Question: When was the delevery date when there were 12 ways of delivery?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="12 ways"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F14,E2:E14="12 ways"),3))
Level: medium