*SUPPORT*
IN: zup kiki tufa OUT: GREEN BLUE
IN: lug fep tufa OUT: GREEN RED
IN: lug wif blicket tufa OUT: RED PURPLE GREEN
IN: zup kiki lug tufa zup blicket tufa OUT: RED GREEN BLUE BLUE GREEN
IN: wif blicket wif OUT: PURPLE PURPLE
IN: tufa OUT: GREEN
IN: wif lug fep zup kiki zup OUT: PURPLE BLUE BLUE RED
IN: wif kiki wif OUT: PURPLE PURPLE
IN: wif zup kiki lug fep zup kiki wif OUT: PURPLE PURPLE BLUE RED BLUE
IN: tufa blicket wif OUT: GREEN PURPLE
IN: wif zup kiki wif OUT: PURPLE PURPLE BLUE
IN: lug kiki zup fep lug zup OUT: RED BLUE BLUE RED
IN: wif tufa blicket wif blicket lug OUT: PURPLE GREEN PURPLE RED
IN: wif OUT: PURPLE

*QUERY*
IN: wif wif OUT: PURPLE PURPLE
IN: wif fep tufa kiki lug OUT: RED GREEN PURPLE
IN: zup lug kiki tufa OUT: BLUE GREEN RED
IN: wif tufa tufa kiki wif blicket lug OUT: PURPLE GREEN PURPLE GREEN RED
IN: wif kiki wif kiki lug OUT: RED PURPLE PURPLE
IN: zup OUT: BLUE
IN: zup fep wif tufa kiki zup blicket zup OUT: PURPLE BLUE GREEN BLUE BLUE
IN: wif zup OUT: PURPLE BLUE
IN: tufa fep zup OUT: BLUE GREEN
IN: lug fep wif blicket wif blicket wif OUT: PURPLE RED PURPLE PURPLE

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