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

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

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