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

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

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