*SUPPORT*
IN: wif gazzer wif kiki wif OUT: PURPLE PURPLE PURPLE
IN: blicket tufa gazzer zup OUT: BLUE YELLOW GREEN
IN: tufa gazzer blicket OUT: YELLOW BLUE
IN: wif OUT: PURPLE
IN: blicket gazzer tufa OUT: BLUE YELLOW
IN: tufa blicket lug OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: blicket OUT: BLUE
IN: wif gazzer wif OUT: PURPLE PURPLE
IN: tufa gazzer zup OUT: YELLOW GREEN
IN: wif gazzer zup OUT: PURPLE GREEN
IN: tufa kiki wif kiki zup OUT: GREEN PURPLE YELLOW
IN: zup gazzer zup OUT: GREEN GREEN
IN: tufa OUT: YELLOW
IN: blicket gazzer zup OUT: BLUE GREEN

*QUERY*
IN: wif tufa OUT: PURPLE YELLOW
IN: tufa gazzer tufa lug kiki zup OUT: GREEN YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif gazzer blicket OUT: PURPLE BLUE
IN: blicket gazzer tufa lug OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: blicket lug OUT: BLUE BLUE BLUE
IN: wif gazzer zup lug OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: blicket gazzer wif OUT: BLUE PURPLE
IN: wif lug OUT: PURPLE PURPLE PURPLE
IN: wif lug kiki wif OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: GREEN

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