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

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

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