RULE: Alder Flycatcher

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

IF
Did the WINGS have STRIPES or PATCHES = {Yes} OR {Unknown} AND
What colour was the BACK = {Olive (yellowish-green)} OR {Green} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
What colour was the BELLY = {White, or pale (grayish-white)} OR {Yellow} OR {Olive (yellowish-green)} OR {Gray, or blue-gray} OR {Unknown} AND
What colour PATTERN if any was shown on the BREAST = {Uniform color} OR {Unknown} AND
What colour was the BREAST = {White, or pale (grayish-white)} OR {Yellow} OR {Olive (yellowish-green)} OR {Gray, or blue-gray} OR {Unknown} AND
What colour was the THROAT = {White, or pale (grayish-white)} OR {Unknown} AND
<What SHAPE was the BILL> = {Straight and slender} OR {Straight and thick} OR {Conical and slender} OR {Flattened} OR {Unknown} AND
<What LENGTH was the BILL> = {Short} OR {Medium} OR {Long} OR {Unknown} AND
What FACIAL or HEAD features were noted if any = {Light area near or around the eye} OR {NONE or a PLAIN unmarked FACE} OR {Unknown} AND
What colour were the EYES = {Red, orange or rusty} OR {Brown or blackish brown} OR {Black or dark gray} OR {Unknown} AND
What colour was the TOP of HEAD = {Olive (yellowish-green)} OR {Green} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
What was the predominant colour of the HEAD = {Olive (yellowish-green)} OR {Green} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
<How BIG was the bird> = {Smaller than a sparrow} OR {Sparrow-sized} AND
<What TYPE of bird was seen> = {Warbler-like} OR {Songbird} AND
WHEN was the bird seen = {Spring} OR {Summer} OR {Fall} AND
What type of ENVIRONMENT was the bird seen in = {Open area: field, prairie, farmland, tundra} OR {Thickets or shrubs} OR {Deciduous forest} OR {Coniferous forest} OR {Mixed forest} OR {Mountainous terrain} OR {Wooded freshwater habitat} OR {Freshwater marsh or wetland} OR {Freshwater river or lake shore} AND
WHERE was the bird seen = {Northeastern Canada or United States} OR {Northwestern Canada or United States}
THEN
Alder Flycatcher (Confidence: 6)