*SUPPORT*
IN: fep gazzer wif blicket fep OUT: YELLOW YELLOW PINK YELLOW YELLOW PINK
IN: fep gazzer tufa kiki zup OUT: RED YELLOW GREEN
IN: wif tufa zup kiki wif kiki tufa OUT: GREEN PINK PINK GREEN RED
IN: fep OUT: YELLOW
IN: fep fep gazzer tufa OUT: YELLOW YELLOW GREEN
IN: zup fep fep kiki tufa OUT: GREEN RED YELLOW YELLOW
IN: fep gazzer zup OUT: YELLOW RED
IN: tufa OUT: GREEN
IN: zup blicket wif OUT: PINK RED PINK RED
IN: wif wif OUT: PINK PINK
IN: zup wif gazzer zup OUT: RED PINK RED
IN: tufa gazzer tufa OUT: GREEN GREEN
IN: wif gazzer tufa OUT: PINK GREEN
IN: wif gazzer wif kiki tufa OUT: GREEN PINK PINK

*QUERY*
IN: tufa gazzer wif OUT: GREEN PINK
IN: tufa zup kiki tufa OUT: GREEN GREEN RED
IN: fep gazzer fep OUT: YELLOW YELLOW
IN: fep gazzer wif OUT: YELLOW PINK
IN: fep gazzer tufa kiki tufa OUT: GREEN YELLOW GREEN
IN: wif OUT: PINK
IN: fep gazzer wif blicket tufa kiki tufa OUT: GREEN GREEN YELLOW PINK GREEN YELLOW PINK
IN: tufa gazzer fep blicket fep OUT: YELLOW GREEN YELLOW YELLOW GREEN YELLOW
IN: zup OUT: RED
IN: wif gazzer wif blicket zup gazzer tufa OUT: RED GREEN PINK PINK RED GREEN PINK PINK

*GRAMMAR*
zup -> RED 
 tufa -> GREEN 
 wif -> PINK 
 fep -> YELLOW 
 u1 gazzer u2 -> [u1] [u2] 
 x1 kiki u1 -> [u1] [x1] 
 x1 blicket x2 -> [x2] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 