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

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

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