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

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

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