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

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

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