RULE: Cute Swan

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

IF
What colour was the BACK = {White, or pale (grayish-white)} OR {Unknown} AND
What colour was the BREAST = {White, or pale (grayish-white)} OR {Unknown} AND
What colour was the THROAT = {White, or pale (grayish-white)} OR {Unknown} AND
What colour was the NECK = {White, or pale (grayish-white)} OR {Unknown} AND
What colour was the BILL = {Orange, buff (orange-yellow), or tan} OR {Red, or pink} OR {Unknown} AND
<What SHAPE was the BILL> = {Flattened} OR {Unknown} AND
<What LENGTH was the BILL> = {Medium} AND
What was the predominant colour of the HEAD = {White, or pale (grayish-white)} OR {Unknown} AND
<How BIG was the bird> = {Crow-sized} OR {Goose-sized} OR {Larger than a goose} AND
<What TYPE of bird was seen> = {Duck or Goose-like} AND
What type of ENVIRONMENT was the bird seen in = {Urban or residential area or at a feeder}
THEN
Cute Swan (Confidence: 9)