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

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

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