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

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

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