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

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

*GRAMMAR*
zup -> YELLOW 
 kiki -> GREEN 
 fep -> RED 
 dax -> PURPLE 
 u1 wif x1 -> [x1] [u1] [u1] 
 x1 blicket u1 -> [x1] [u1] 
 x1 gazzer x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 