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

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

*GRAMMAR*
lug -> RED 
 zup -> BLUE 
 tufa -> PINK 
 wif -> GREEN 
 x1 fep x2 -> [x1] [x2] 
 u1 kiki u2 -> [u2] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 