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

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

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