RULE: Blue Grosbeak (Male)

<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 = {Blue} OR {Unknown} AND
What colour was the BELLY = {Blue} OR {Unknown} AND
What colour was the BREAST = {Blue} OR {Unknown} AND
What colour was the THROAT = {Blue} OR {Unknown} AND
What SHAPE was the BILL = {Straight and thick} OR {Conical and slender} OR {Conical and thick} OR {Unknown} AND
What LENGTH was the BILL = {Very short} OR {Short} OR {Medium} OR {Unknown} AND
What FACIAL or HEAD features were noted if any = {Dark area near the eye} OR {NONE or a PLAIN unmarked FACE} OR {Unknown} AND
What colour was the TOP of HEAD = {Blue} OR {Unknown} AND
What was the predominant colour of the HEAD = {Blue} OR {Unknown} AND
How BIG was the bird = {Sparrow-sized} OR {Robin-sized} AND
<What TYPE of bird was seen> = {Songbird} AND
WHEN was the bird seen = {Spring} OR {Summer} OR {Fall} AND
<WHERE was the bird seen> = {Southeastern United States} OR {Southwestern United States}
THEN
Blue Grosbeak (Confidence: 5)