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

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

*GRAMMAR*
tufa -> GREEN 
 kiki -> RED 
 wif -> BLUE 
 dax -> PINK 
 u1 zup -> [u1] [u1] 
 x1 lug x2 -> [x1] [x2] 
 u1 blicket -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 