RULE: Steller's Sea-Eagle (Immature)

<Question>
Match
{Variable}
Direct Choice
{Variable}
Infered Choice

IF
Was the bird seen in ALASKA = {Yes} AND
Where was the white seen in flight = {On the wings and underbody} OR {Mainly on the wings} OR {On the undertail coverts} OR {Unknown} AND
Did the bird show conspicuous or promient white in flight = {Yes} OR {Unknown} AND
How did the bird hold its wings in flight = {Held straight with the horizon} OR {Unknown} AND
How was the bird SEEN BEST = {In flight} AND
What SHAPE were the wings = {Rounded} OR {Unknown} AND
What colour was the BELLY = {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
What colour was the BREAST = {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
<What SHAPE was the BILL> = {Straight and thick} OR {Hooked} OR {Downcurved} OR {Unknown} AND
<What LENGTH was the BILL> = {Very short} OR {Short} OR {Unknown} AND
What was the predominant colour of the HEAD = {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
How BIG was the bird = {Goose-sized} OR {Larger than a goose} AND
<What TYPE of bird was seen> = {Hawk-like} AND
WHERE was the bird seen = {Northwestern Canada or United States}
THEN
Steller's Sea-Eagle (Confidence: 1)