*SUPPORT*
IN: blicket kiki blicket OUT: RED RED
IN: zup kiki blicket OUT: BLUE RED
IN: zup gazzer zup lug tufa OUT: BLUE BLUE PINK
IN: wif gazzer blicket OUT: RED GREEN
IN: wif gazzer tufa OUT: PINK GREEN
IN: zup gazzer blicket lug zup OUT: RED BLUE BLUE
IN: zup kiki wif OUT: BLUE GREEN
IN: zup tufa kiki blicket OUT: BLUE PINK RED
IN: tufa OUT: PINK
IN: blicket kiki zup OUT: RED BLUE
IN: blicket zup kiki tufa OUT: RED BLUE PINK
IN: wif gazzer wif OUT: GREEN GREEN
IN: tufa kiki zup lug zup lug tufa OUT: PINK BLUE BLUE PINK
IN: zup kiki zup OUT: BLUE BLUE

*QUERY*
IN: wif OUT: GREEN
IN: blicket gazzer wif OUT: GREEN RED
IN: zup gazzer zup OUT: BLUE BLUE
IN: tufa gazzer wif OUT: GREEN PINK
IN: wif gazzer zup OUT: BLUE GREEN
IN: blicket OUT: RED
IN: wif wif kiki blicket OUT: GREEN GREEN RED
IN: zup wif kiki tufa OUT: BLUE GREEN PINK
IN: tufa kiki blicket lug tufa lug zup OUT: PINK RED PINK BLUE
IN: tufa gazzer tufa OUT: PINK PINK

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