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

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

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