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- <Question>
- Match
- {Variable}
- Direct Choice
- {Variable}
- Infered Choice
- IF
-
What colour were the LEGS or FEET
=
{Brown, or chestnut (reddish-brown)}
OR
{Gray, or blue-gray}
OR
{Black, purple, or dark}
OR
{Unknown}
AND
What SHAPE was the TAIL
=
{Forked}
OR
{Unknown}
AND
Was the RUMP or LOWER BACK light
=
{No}
OR
{Unknown}
AND
What colour was the BACK
=
{Blue}
OR
{Gray, or blue-gray}
OR
{Unknown}
AND
What colour was the BREAST
=
{White, or pale (grayish-white)}
OR
{Blue}
OR
{Gray, or blue-gray}
OR
{Unknown}
AND
What colour was the THROAT
=
{White, or pale (grayish-white)}
OR
{Blue}
OR
{Gray, or blue-gray}
OR
{Unknown}
AND
What colour was the BILL
=
{Gray, or blue-gray}
OR
{Black, purple, or dark}
OR
{Unknown}
AND
<What SHAPE was the BILL>
=
{Straight and slender}
OR
{Straight and thick}
OR
{Hooked}
OR
{Unknown}
AND
What was the predominant colour of the HEAD
=
{Blue}
OR
{Gray, or blue-gray}
OR
{Unknown}
AND
How BIG was the bird
=
{Sparrow-sized}
OR
{Robin-sized}
AND
<What TYPE of bird was seen>
=
{Gull-like, or a Seabird}
AND
What type of ENVIRONMENT was the bird seen in
=
{Open ocean; beyond sight of land}
AND
WHERE was the bird seen
=
{Southwestern United States}
OR
{Northwestern Canada or United States}
- THEN
-
Fork-tailed Storm-Petrel
(Confidence: 3)