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

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

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