RULE: Palm Warbler (Immature)

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

IF
What Color were the UNDERTAIL COVERTS = {Yellow, olive, or tan (light brown)} OR {Unknown} AND
What colour TAIL PATTERN was there if any = {None} OR {Unknown} AND
What colour was the BACK = {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
What colour was the BREAST = {White, or pale (grayish-white)} OR {Yellow} 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 {Unknown} AND
<What LENGTH was the BILL> = {Short} OR {Medium} OR {Unknown} AND
What colour were the CHEEKS = {Olive (yellowish-green)} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Black, purple, or dark} OR {Unknown} AND
What were the EYE markings if any = {Light STRIPE OVER, BEHIND or THROUGH the eye} OR {None} OR {Unknown} AND
What colour was the TOP of HEAD = {Rufous (dull-red or rust-colored)} 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 {Sparrow-like} OR {Songbird} AND
WHEN was the bird seen = {Fall} OR {Winter}
THEN
Palm Warbler (Confidence: 1)