RULE: Upland Sandpiper

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

IF
Did the breast streaking end abruptly like a bib = {No} OR {Unknown} AND
What colour were the LEGS or FEET = {Yellow} OR {Olive (yellowish-green)} OR {Gray, or blue-gray} OR {Unknown} AND
Was the RUMP or LOWER BACK light = {No} OR {Unknown} AND
What colour PATTERN if any was on the BACK = {Streaked, mottled, spotted, or barred} OR {Unknown} AND
What colour was the BELLY = {White, or pale (grayish-white)} OR {Orange, buff (orange-yellow), or tan} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Unknown} AND
What colour PATTERN if any was shown on the BREAST = {Streaked lengthwise (from head to tail)} OR {Spotted or mottled} OR {Barred crosswise (from side to side)} OR {Unknown} AND
What colour was the BREAST = {White, or pale (grayish-white)} OR {Orange, buff (orange-yellow), or tan} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Unknown} AND
What colour was the THROAT = {White, or pale (grayish-white)} OR {Orange, buff (orange-yellow), or tan} OR {Brown, or chestnut (reddish-brown)} OR {Gray, or blue-gray} OR {Unknown} AND
<What SHAPE was the BILL> = {Straight and slender} OR {Straight and thick} OR {Unknown} AND
<What LENGTH was the BILL> = {Short} OR {Medium} OR {Long} OR {Unknown} AND
How BIG was the bird = {Robin-sized} OR {Pigeon-sized} OR {Crow-sized} AND
<What TYPE of bird was seen> = {Chicken-like ground bird} OR {Sandpiper-like} AND
WHERE was the bird seen = {Southwestern United States} OR {Northwestern Canada or United States}
THEN
Upland Sandpiper (Confidence: 4)