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

*QUERY*
IN: fep kiki kiki wif gazzer OUT: RED PINK PINK GREEN GREEN GREEN GREEN
IN: kiki wif OUT: PINK GREEN
IN: kiki fep wif fep gazzer OUT: PINK RED GREEN RED RED RED RED
IN: fep kiki OUT: RED PINK
IN: fep wif lug lug OUT: RED GREEN RED GREEN RED GREEN RED GREEN
IN: wif kiki kiki gazzer OUT: GREEN PINK PINK PINK PINK PINK
IN: zup wif dax wif lug OUT: YELLOW GREEN GREEN GREEN GREEN GREEN
IN: zup zup lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: zup zup kiki gazzer OUT: YELLOW YELLOW PINK PINK PINK PINK
IN: zup lug OUT: YELLOW YELLOW

*GRAMMAR*
zup -> YELLOW 
 fep -> RED 
 kiki -> PINK 
 wif -> GREEN 
 u1 gazzer -> [u1] [u1] [u1] [u1] 
 x1 dax x2 -> [x1] [x2] [x2] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 