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

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

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