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

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

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