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

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

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