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

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

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