*SUPPORT*
IN: lug lug blicket OUT: BLUE BLUE BLUE BLUE
IN: lug kiki zup OUT: BLUE PURPLE PURPLE PURPLE
IN: tufa fep OUT: RED RED
IN: wif kiki zup OUT: GREEN PURPLE PURPLE PURPLE
IN: zup blicket OUT: PURPLE PURPLE PURPLE
IN: tufa kiki lug OUT: RED BLUE BLUE BLUE
IN: tufa zup blicket OUT: RED PURPLE PURPLE PURPLE
IN: zup fep OUT: PURPLE PURPLE
IN: wif zup OUT: GREEN PURPLE
IN: lug blicket OUT: BLUE BLUE BLUE
IN: wif kiki wif OUT: GREEN GREEN GREEN GREEN
IN: wif blicket OUT: GREEN GREEN GREEN
IN: tufa blicket OUT: RED RED RED
IN: wif fep OUT: GREEN GREEN

*QUERY*
IN: zup tufa zup OUT: PURPLE RED PURPLE
IN: tufa kiki zup OUT: RED PURPLE PURPLE PURPLE
IN: wif tufa OUT: GREEN RED
IN: lug fep OUT: BLUE BLUE
IN: lug wif kiki lug OUT: BLUE GREEN BLUE BLUE BLUE
IN: tufa kiki tufa OUT: RED RED RED RED
IN: tufa wif fep OUT: RED GREEN GREEN
IN: wif kiki tufa OUT: GREEN RED RED RED
IN: tufa OUT: RED
IN: lug tufa OUT: BLUE RED

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