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

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

*GRAMMAR*
zup -> PURPLE 
 tufa -> GREEN 
 fep -> RED 
 wif -> BLUE 
 x1 blicket -> [x1] [x1] 
 u1 kiki x1 -> [u1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 