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

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

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