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

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

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