*SUPPORT*
IN: fep dax tufa blicket zup OUT: PINK BLUE GREEN GREEN GREEN BLUE
IN: tufa zup dax lug OUT: BLUE GREEN RED
IN: zup lug blicket fep OUT: GREEN RED PINK PINK PINK RED
IN: zup OUT: GREEN
IN: tufa blicket tufa OUT: BLUE BLUE BLUE BLUE BLUE
IN: zup tufa zup blicket zup OUT: GREEN BLUE GREEN GREEN GREEN GREEN GREEN
IN: lug blicket fep OUT: RED PINK PINK PINK RED
IN: tufa blicket fep OUT: BLUE PINK PINK PINK BLUE
IN: fep OUT: PINK
IN: fep blicket zup OUT: PINK GREEN GREEN GREEN PINK
IN: tufa zup blicket zup OUT: BLUE GREEN GREEN GREEN GREEN GREEN
IN: lug dax zup dax lug OUT: RED GREEN RED
IN: zup blicket zup OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup lug dax fep OUT: GREEN RED PINK

*QUERY*
IN: tufa blicket lug OUT: BLUE RED RED RED BLUE
IN: zup dax tufa tufa dax tufa fep OUT: GREEN BLUE BLUE BLUE PINK
IN: tufa OUT: BLUE
IN: fep dax zup blicket zup OUT: PINK GREEN GREEN GREEN GREEN GREEN
IN: lug wif OUT: RED RED RED RED RED
IN: tufa dax tufa OUT: BLUE BLUE
IN: zup dax lug fep blicket lug OUT: GREEN RED PINK RED RED RED PINK
IN: fep lug fep tufa fep tufa dax fep OUT: PINK RED PINK BLUE PINK BLUE PINK
IN: zup dax tufa dax tufa blicket zup OUT: GREEN BLUE BLUE GREEN GREEN GREEN BLUE
IN: lug OUT: RED

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