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

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

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