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

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

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