*SUPPORT*
IN: gazzer OUT: GREEN
IN: lug tufa gazzer OUT: GREEN GREEN YELLOW
IN: kiki fep kiki fep kiki OUT: PINK PINK PINK
IN: wif tufa lug fep kiki OUT: YELLOW YELLOW BLUE PINK
IN: lug lug lug wif tufa lug OUT: YELLOW YELLOW YELLOW YELLOW YELLOW BLUE
IN: wif gazzer tufa gazzer OUT: BLUE GREEN GREEN GREEN
IN: wif wif fep lug OUT: BLUE BLUE YELLOW
IN: gazzer tufa wif fep kiki OUT: BLUE BLUE GREEN PINK
IN: lug lug fep wif OUT: YELLOW YELLOW BLUE
IN: gazzer tufa wif fep lug OUT: BLUE BLUE GREEN YELLOW
IN: wif tufa gazzer OUT: GREEN GREEN BLUE
IN: kiki tufa gazzer OUT: GREEN GREEN PINK
IN: kiki tufa lug OUT: YELLOW YELLOW PINK
IN: lug OUT: YELLOW

*QUERY*
IN: kiki tufa wif zup lug OUT: YELLOW BLUE BLUE PINK YELLOW
IN: wif OUT: BLUE
IN: lug tufa lug OUT: YELLOW YELLOW YELLOW
IN: lug lug tufa gazzer OUT: YELLOW GREEN GREEN YELLOW
IN: gazzer tufa lug OUT: YELLOW YELLOW GREEN
IN: gazzer tufa wif OUT: BLUE BLUE GREEN
IN: gazzer tufa kiki fep gazzer OUT: PINK PINK GREEN GREEN
IN: lug zup lug OUT: YELLOW YELLOW YELLOW
IN: gazzer fep gazzer OUT: GREEN GREEN
IN: lug tufa gazzer zup lug OUT: YELLOW GREEN GREEN YELLOW YELLOW

*GRAMMAR*
gazzer -> GREEN 
 wif -> BLUE 
 kiki -> PINK 
 lug -> YELLOW 
 x1 zup x2 -> [x2] [x1] [x2] 
 u1 tufa u2 -> [u2] [u2] [u1] 
 x1 fep u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 