*SUPPORT*
IN: zup tufa dax zup OUT: RED PINK RED
IN: zup OUT: RED
IN: tufa wif tufa wif lug dax zup OUT: BLUE BLUE PINK BLUE BLUE PINK PINK RED
IN: kiki wif tufa OUT: PINK PINK GREEN
IN: tufa kiki OUT: PINK GREEN
IN: zup dax lug dax lug OUT: RED BLUE BLUE
IN: zup wif lug OUT: BLUE BLUE RED
IN: tufa zup dax tufa OUT: PINK RED PINK
IN: kiki wif zup OUT: RED RED GREEN
IN: zup wif tufa dax lug OUT: PINK PINK RED BLUE
IN: kiki OUT: GREEN
IN: zup wif zup dax zup OUT: RED RED RED RED
IN: tufa tufa blicket tufa OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: zup lug OUT: RED BLUE

*QUERY*
IN: kiki wif kiki OUT: GREEN GREEN GREEN
IN: zup zup OUT: RED RED
IN: zup wif kiki OUT: GREEN GREEN RED
IN: kiki wif zup kiki dax lug dax lug OUT: RED GREEN RED GREEN GREEN BLUE BLUE
IN: lug wif zup dax lug OUT: RED RED BLUE BLUE
IN: lug kiki OUT: BLUE GREEN
IN: zup kiki blicket lug OUT: RED GREEN RED GREEN BLUE BLUE RED GREEN
IN: zup dax lug OUT: RED BLUE
IN: lug OUT: BLUE
IN: tufa OUT: PINK

*GRAMMAR*
tufa -> PINK 
 zup -> RED 
 kiki -> GREEN 
 lug -> BLUE 
 x1 dax u1 -> [x1] [u1] 
 u1 wif x1 -> [x1] [x1] [u1] 
 x1 blicket u1 -> [x1] [x1] [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 