(S (S (S (PP-SBJ (BASENP (NN 牛)) (IN は)) (ADJP (S (PP-SBJ (BASENP (NN 観察)) (IN が)) (ADJP (NN 容易) (MDV で))))) (COMMA 、) (S (PP-SBJ (NP (PP (BASENP (NN ３０８) (NN か所)) (IN の)) (NP (PP (BASENP (NN ”８，５１０”) (NN 頭)) (IN の)) (NN 牛))) (IN は)) (COMMA 、) (VP (PP-OBJ (NP (S (PP-SBJ (NP (S (SBAR (S-NSBJ (VP (PP (NP (PP (BASENP (NNP 地球)) (IN の)) (NN 磁場)) (IN に)) (VBV 合わせ))) (INTE て)) (S-NSBJ (VP (PP-OBJ (NP (PP (BASENP (NN 体)) (IN の)) (NN 向き)) (IN を)) (VB 揃える)))) (NN 傾向)) (IN が)) (ADJP (JJ 強い))) (NN こと)) (IN を)) (VP (VBV 示し) (VP (MD た)))))) (PERIOD 。))
牛 は 観察 が 容易 で 、 308 か所 の 8,510 頭 の 牛 は 、 地球 の 磁場 に 合わせ て 体 の 向き を 揃える 傾向 が 強い こと を 示し た 。
Cattle were easier to observe , and 8,510 head of cattle at 308 locations demonstrated a strong tendency to align body orientation in accordance with the earth 's magnetic field .