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

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

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