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

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

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