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

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

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