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

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

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