How to say to what extent did he play a part in the research project? in Japanese
1)
このこの(kono) (n) this研究研究(kenkyuu) (n,vs) study/research/investigationでで(de) (prt) indicates location of action/at/in/indicates time of action/indicates means of action/cause of effect/by/and then/so/indicates continuing action/ indicates certainty, emphasis, etc.彼彼(kare) (ok) that , or something understood without naming it directly)/that person/over there/hey/eh?/thatはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sighどれどれ(dore) (n) which/whichever/any/well/now/let me seeほどほど(hodo) (n-adv,n) degree/extent/bounds/limit/ indicates approx. amount or maximum/upper limitのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question役割役割(yakuwari) (n) part/assigning parts/role/dutiesをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,果たno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbした(n) did/a past form of the previous verb/tongue/tongue-like object/clapper/talonの(prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates questionかか(ka) (prt) indicates question/indicates choice, doubt, etc.。。(。) Japanese period "."
